<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:232ef9ed-a6e0-4ad2-96ef-2379e8602c63,g:8e56865e-f312-4427-9f8d-c1de936510f0-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.lgi.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="lbtya-20251231.xsd#CONSOLIDATEDBALANCESHEETS"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_deb2f50d-58d4-4a84-99b9-1c082eb46b60" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_b716009b-fe5f-408c-a270-85d76f9fa872" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_deb2f50d-58d4-4a84-99b9-1c082eb46b60" xlink:to="loc_us-gaap_TreasuryStockCommonValue_b716009b-fe5f-408c-a270-85d76f9fa872" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_f1a742f4-3ed7-4cde-8a47-187ae63b89b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_deb2f50d-58d4-4a84-99b9-1c082eb46b60" xlink:to="loc_us-gaap_AdditionalPaidInCapital_f1a742f4-3ed7-4cde-8a47-187ae63b89b4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_d3984a91-5d6e-4b17-bd21-1054d979b402" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_deb2f50d-58d4-4a84-99b9-1c082eb46b60" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_d3984a91-5d6e-4b17-bd21-1054d979b402" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_bfd8ce8d-7260-4cac-838c-89852fba3352" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_deb2f50d-58d4-4a84-99b9-1c082eb46b60" xlink:to="loc_us-gaap_CommonStockValue_bfd8ce8d-7260-4cac-838c-89852fba3352" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_0f3654c6-e703-4cf6-b049-983870b9184d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_deb2f50d-58d4-4a84-99b9-1c082eb46b60" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_0f3654c6-e703-4cf6-b049-983870b9184d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_18e90047-2647-4148-be86-300f3891036c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_e8d1f79a-a6d0-4e76-90b7-183ab6e8a08c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_18e90047-2647-4148-be86-300f3891036c" xlink:to="loc_us-gaap_MinorityInterest_e8d1f79a-a6d0-4e76-90b7-183ab6e8a08c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e55d646b-7715-4ab6-ab9b-980b7cf823da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_18e90047-2647-4148-be86-300f3891036c" xlink:to="loc_us-gaap_StockholdersEquity_e55d646b-7715-4ab6-ab9b-980b7cf823da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_0f75a7cd-4265-4288-ae17-e3d8058157c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_91b84823-fb84-4e7b-aa16-6b35ab9b608f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_0f75a7cd-4265-4288-ae17-e3d8058157c8" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_91b84823-fb84-4e7b-aa16-6b35ab9b608f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_7c34b52c-ca41-41db-be00-e89ffa16f05e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_0f75a7cd-4265-4288-ae17-e3d8058157c8" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_7c34b52c-ca41-41db-be00-e89ffa16f05e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_d68712e9-36bc-4572-971e-c551cd07c034" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_0f75a7cd-4265-4288-ae17-e3d8058157c8" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_d68712e9-36bc-4572-971e-c551cd07c034" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_90eaf132-9311-4362-8c1f-c9c8b73c0562" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_0f75a7cd-4265-4288-ae17-e3d8058157c8" xlink:to="loc_us-gaap_LiabilitiesCurrent_90eaf132-9311-4362-8c1f-c9c8b73c0562" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_d0f93555-343d-4fe0-b6ba-6150562dfb57" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_a5792694-0501-4897-bcb0-0c978209345d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_d0f93555-343d-4fe0-b6ba-6150562dfb57" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_a5792694-0501-4897-bcb0-0c978209345d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_4c602f54-6f1f-44f3-b2b8-3938a1b8d79a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_d0f93555-343d-4fe0-b6ba-6150562dfb57" xlink:to="loc_us-gaap_Liabilities_4c602f54-6f1f-44f3-b2b8-3938a1b8d79a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_28111a80-e89f-4b0e-bbeb-95c57111c567" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_d0f93555-343d-4fe0-b6ba-6150562dfb57" xlink:to="loc_us-gaap_CommitmentsAndContingencies_28111a80-e89f-4b0e-bbeb-95c57111c567" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_cc0947c7-c22c-4c52-822d-e6694ba551d9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_e52a9825-7f3f-4222-a635-ea52bf2802cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc0947c7-c22c-4c52-822d-e6694ba551d9" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_e52a9825-7f3f-4222-a635-ea52bf2802cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_17d20854-eddf-4fe5-8969-b1288e181c17" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc0947c7-c22c-4c52-822d-e6694ba551d9" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_17d20854-eddf-4fe5-8969-b1288e181c17" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_cfeb874b-2760-445f-9a6f-8e045067c8f3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc0947c7-c22c-4c52-822d-e6694ba551d9" xlink:to="loc_us-gaap_ShortTermInvestments_cfeb874b-2760-445f-9a6f-8e045067c8f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_c5c8d477-fcef-4bb9-be79-aba7cce2400a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc0947c7-c22c-4c52-822d-e6694ba551d9" xlink:to="loc_us-gaap_OtherAssetsCurrent_c5c8d477-fcef-4bb9-be79-aba7cce2400a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsCurrent_3271d641-8796-4ed7-b382-1c44b70b69c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc0947c7-c22c-4c52-822d-e6694ba551d9" xlink:to="loc_us-gaap_DerivativeAssetsCurrent_3271d641-8796-4ed7-b382-1c44b70b69c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_148fd1ae-e559-428f-8061-418b35b766cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_12c336d6-50c3-4fdd-a0b2-6cfb94234186" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherIntangibleAssetsNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_148fd1ae-e559-428f-8061-418b35b766cb" xlink:to="loc_us-gaap_OtherIntangibleAssetsNet_12c336d6-50c3-4fdd-a0b2-6cfb94234186" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_696fc039-c5c5-406f-a4b0-4a7027c31cf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_148fd1ae-e559-428f-8061-418b35b766cb" xlink:to="loc_us-gaap_Goodwill_696fc039-c5c5-406f-a4b0-4a7027c31cf7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_62708ec6-0db0-4e48-9528-df58fb955ab4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_148fd1ae-e559-428f-8061-418b35b766cb" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_62708ec6-0db0-4e48-9528-df58fb955ab4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_be462fc1-523e-4ad0-b45a-1166085fa288" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_148fd1ae-e559-428f-8061-418b35b766cb" xlink:to="loc_us-gaap_LongTermInvestments_be462fc1-523e-4ad0-b45a-1166085fa288" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_4be958b3-b39f-450e-91a2-67d290729b1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_148fd1ae-e559-428f-8061-418b35b766cb" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_4be958b3-b39f-450e-91a2-67d290729b1c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_88a1598a-a4b8-4ad4-a318-a2919a235948" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_148fd1ae-e559-428f-8061-418b35b766cb" xlink:to="loc_us-gaap_AssetsCurrent_88a1598a-a4b8-4ad4-a318-a2919a235948" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_452da9b6-75ca-48d6-9b32-7e9f3d3db013" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_AccruedCapitalExpendituresCurrent_9e93183a-08a7-4ecc-8f9b-ce1bd7ea4e67" xlink:href="lbtya-20251231.xsd#lbtya_AccruedCapitalExpendituresCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_452da9b6-75ca-48d6-9b32-7e9f3d3db013" xlink:to="loc_lbtya_AccruedCapitalExpendituresCurrent_9e93183a-08a7-4ecc-8f9b-ce1bd7ea4e67" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_7cd98649-a97e-4f8e-b789-c567f16d2388" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_452da9b6-75ca-48d6-9b32-7e9f3d3db013" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_7cd98649-a97e-4f8e-b789-c567f16d2388" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_09dc1963-b8f0-4390-b462-f8d1b2e870b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_452da9b6-75ca-48d6-9b32-7e9f3d3db013" xlink:to="loc_us-gaap_AccountsPayableCurrent_09dc1963-b8f0-4390-b462-f8d1b2e870b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_223e6996-8a64-43c8-ace0-ea491753643c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedIncomeTaxesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_452da9b6-75ca-48d6-9b32-7e9f3d3db013" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_223e6996-8a64-43c8-ace0-ea491753643c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtCurrent_a805dc5a-d514-42ed-971b-0b2588bad77b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_452da9b6-75ca-48d6-9b32-7e9f3d3db013" xlink:to="loc_us-gaap_DebtCurrent_a805dc5a-d514-42ed-971b-0b2588bad77b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_254933cf-0b8d-416a-bcc1-7869c58bb242" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_452da9b6-75ca-48d6-9b32-7e9f3d3db013" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_254933cf-0b8d-416a-bcc1-7869c58bb242" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="lbtya-20251231.xsd#CONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1f776d88-033d-45a8-af96-45e082541298" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_2696d816-2a1d-43bf-a772-1290452a5bee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1f776d88-033d-45a8-af96-45e082541298" xlink:to="loc_us-gaap_OperatingIncomeLoss_2696d816-2a1d-43bf-a772-1290452a5bee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_e17cc48e-6974-46ba-9d4e-aadec1fc36e1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1f776d88-033d-45a8-af96-45e082541298" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_e17cc48e-6974-46ba-9d4e-aadec1fc36e1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_d6a68a13-fb45-4028-92a9-41c2d4923867" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_d6a68a13-fb45-4028-92a9-41c2d4923867" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_db7fab34-f9b9-497b-8b00-f1976f9dac69" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_db7fab34-f9b9-497b-8b00-f1976f9dac69" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal_6a47d38d-48a4-463f-aaea-404cc1e831f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal_6a47d38d-48a4-463f-aaea-404cc1e831f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_424aceb8-de1b-468f-bd47-82a5c3f5e534" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_424aceb8-de1b-468f-bd47-82a5c3f5e534" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_2341be3a-d598-43db-a382-4ba75f3dcb1b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_InterestExpenseNonoperating_2341be3a-d598-43db-a382-4ba75f3dcb1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_173b63d5-b565-40b9-baf8-6953e87d156d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_173b63d5-b565-40b9-baf8-6953e87d156d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesOfCertainInvestmentsNet_0f0f5022-81a0-4cb4-a367-372902f2a6f6" xlink:href="lbtya-20251231.xsd#lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesOfCertainInvestmentsNet"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesOfCertainInvestmentsNet_0f0f5022-81a0-4cb4-a367-372902f2a6f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_16c4a7ae-61d2-4268-b5c6-f0d209212b2d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnDerivativeInstrumentsNetPretax"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_16c4a7ae-61d2-4268-b5c6-f0d209212b2d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_820c3a90-e65d-411a-89d9-1949f464023c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_820c3a90-e65d-411a-89d9-1949f464023c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019b4ba9-40fd-7cff-81d6-6be04275d413" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_e3823d82-cd06-4ac2-b225-0ee9f10dcb86" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019b4ba9-40fd-7cff-81d6-6be04275d413" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_b0fa4dd8-db10-4c1a-8812-64a87450270b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_a4e671b5-f9d4-4b5c-b681-9b1fc1ede5c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_b0fa4dd8-db10-4c1a-8812-64a87450270b" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_a4e671b5-f9d4-4b5c-b681-9b1fc1ede5c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_0d717fae-83f7-493a-bbc4-85828d643dd2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_b0fa4dd8-db10-4c1a-8812-64a87450270b" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_0d717fae-83f7-493a-bbc4-85828d643dd2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_274c3778-eada-4ed4-a34c-15e9529e7c1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_21a79a3e-7e99-4bef-8977-37d4d8768b91" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareDiluted_274c3778-eada-4ed4-a34c-15e9529e7c1c" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_21a79a3e-7e99-4bef-8977-37d4d8768b91" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_ecf7656a-a810-4654-ba77-2979ccc284bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareDiluted_274c3778-eada-4ed4-a34c-15e9529e7c1c" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_ecf7656a-a810-4654-ba77-2979ccc284bd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_fca034eb-53e1-4420-995a-64784e7514fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_9026aca0-a062-43e5-ad18-a4cb6873de8a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_fca034eb-53e1-4420-995a-64784e7514fb" xlink:to="loc_us-gaap_ProfitLoss_9026aca0-a062-43e5-ad18-a4cb6873de8a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_6e821191-79c3-42db-bd32-ca33ef7f6174" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_fca034eb-53e1-4420-995a-64784e7514fb" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_6e821191-79c3-42db-bd32-ca33ef7f6174" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019b3095-ff22-77eb-9c35-497632ba96ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_019b3095-ff22-76fb-88f5-c8963d99a38a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019b3095-ff22-77eb-9c35-497632ba96ee" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_019b3095-ff22-76fb-88f5-c8963d99a38a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_019b3095-ff22-7cea-a379-2e5f713ecf86" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019b3095-ff22-77eb-9c35-497632ba96ee" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_019b3095-ff22-7cea-a379-2e5f713ecf86" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_7b295693-0299-4f11-9116-f6dc11703b9a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_8e35589c-3ed0-4e76-81c0-630449386500" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_7b295693-0299-4f11-9116-f6dc11703b9a" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_8e35589c-3ed0-4e76-81c0-630449386500" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_db00e1b6-dba1-4f46-a3f0-0f0048a30751" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_7b295693-0299-4f11-9116-f6dc11703b9a" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_db00e1b6-dba1-4f46-a3f0-0f0048a30751" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_e58afabd-b4a5-45b1-98c7-d4eabffc6782" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_7b295693-0299-4f11-9116-f6dc11703b9a" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_e58afabd-b4a5-45b1-98c7-d4eabffc6782" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_121c625f-e103-4c69-9492-33867a55e669" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_7b295693-0299-4f11-9116-f6dc11703b9a" xlink:to="loc_us-gaap_DepreciationAndAmortization_121c625f-e103-4c69-9492-33867a55e669" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_61357563-01e3-46ef-a00a-93c00a2a8450" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_7b295693-0299-4f11-9116-f6dc11703b9a" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_61357563-01e3-46ef-a00a-93c00a2a8450" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_03240214-7fc6-47da-8294-b8533bdb8e84" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019b3436-40fe-7400-91f0-df02512845e0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_03240214-7fc6-47da-8294-b8533bdb8e84" xlink:to="loc_us-gaap_CostsAndExpenses_019b3436-40fe-7400-91f0-df02512845e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_490ab6c9-51f3-4842-b516-bde00066a671" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_03240214-7fc6-47da-8294-b8533bdb8e84" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_490ab6c9-51f3-4842-b516-bde00066a671" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_0751a5fe-4cd8-4999-9839-7621cf019e92" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_18b3a940-6ee6-4fd2-a6f1-5abcf759cbe4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareBasic_0751a5fe-4cd8-4999-9839-7621cf019e92" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_18b3a940-6ee6-4fd2-a6f1-5abcf759cbe4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_fe450200-8381-4e27-9800-1d7b4dc85129" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareBasic_0751a5fe-4cd8-4999-9839-7621cf019e92" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_fe450200-8381-4e27-9800-1d7b4dc85129" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS" xlink:type="simple" xlink:href="lbtya-20251231.xsd#CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_931bf7b4-63b7-4213-80c2-7947fb61c765" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_40769545-a285-4297-875c-35e5527cd79f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_931bf7b4-63b7-4213-80c2-7947fb61c765" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_40769545-a285-4297-875c-35e5527cd79f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_724cc98a-b0e9-46b1-9898-bc12d741409c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_931bf7b4-63b7-4213-80c2-7947fb61c765" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_724cc98a-b0e9-46b1-9898-bc12d741409c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8c408a2c-d238-400c-82d9-bf8c67347c60" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxDiscontinuedOperations_b68b0cf1-1081-47be-8858-58e2e5177702" xlink:href="lbtya-20251231.xsd#lbtya_OtherComprehensiveIncomeLossNetOfTaxDiscontinuedOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8c408a2c-d238-400c-82d9-bf8c67347c60" xlink:to="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxDiscontinuedOperations_b68b0cf1-1081-47be-8858-58e2e5177702" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations_112bdda3-d687-4733-80c0-11d96ddd96f1" xlink:href="lbtya-20251231.xsd#lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_8c408a2c-d238-400c-82d9-bf8c67347c60" xlink:to="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations_112bdda3-d687-4733-80c0-11d96ddd96f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_215e7b55-cef5-4f99-ba0c-10b1807d2081" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f24e5c02-8dca-449e-9eb7-6cb7260c6ffc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_215e7b55-cef5-4f99-ba0c-10b1807d2081" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f24e5c02-8dca-449e-9eb7-6cb7260c6ffc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_0bbbaaa0-04fe-4c74-ab02-51eb575be85f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_215e7b55-cef5-4f99-ba0c-10b1807d2081" xlink:to="loc_us-gaap_ProfitLoss_0bbbaaa0-04fe-4c74-ab02-51eb575be85f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations_468620e6-7142-4950-85e7-e40a0a4db37d" xlink:href="lbtya-20251231.xsd#lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_b23535a8-ff13-4161-b47d-c2c10036c6ca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations_468620e6-7142-4950-85e7-e40a0a4db37d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_b23535a8-ff13-4161-b47d-c2c10036c6ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax_c197f4c5-f653-4cfb-b542-78f7cb0ed85e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations_468620e6-7142-4950-85e7-e40a0a4db37d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax_c197f4c5-f653-4cfb-b542-78f7cb0ed85e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_675ec653-8331-43ab-acfa-60ad5026f024" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OtherComprehensiveIncomeLossNetOfTaxContinuingOperations_468620e6-7142-4950-85e7-e40a0a4db37d" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_675ec653-8331-43ab-acfa-60ad5026f024" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="lbtya-20251231.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_b6d473d8-b2a3-4cf9-a73e-0b561cc76d63" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_b6d473d8-b2a3-4cf9-a73e-0b561cc76d63" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_e36c1dce-e2eb-4ba4-8a48-406eca39cc48" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_ShareBasedCompensation_e36c1dce-e2eb-4ba4-8a48-406eca39cc48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_a9eaee57-fe07-49ad-b10d-60aabaede83d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_DepreciationAndAmortization_a9eaee57-fe07-49ad-b10d-60aabaede83d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_bd932c21-4ebe-4e3d-ab5a-eba1c48c54a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_bd932c21-4ebe-4e3d-ab5a-eba1c48c54a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_7d44329b-6215-443f-ba47-11c436135733" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_7d44329b-6215-443f-ba47-11c436135733" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_9d8f76ff-2038-4bcd-b3e3-98cf1528b553" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnDerivativeInstrumentsNetPretax"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_9d8f76ff-2038-4bcd-b3e3-98cf1528b553" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_4d69b916-17f5-4180-9580-032be983ff41" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_4d69b916-17f5-4180-9580-032be983ff41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesOfCertainInvestmentsNet_82c56aa4-d0c3-47b8-9dbf-ad1ed621d574" xlink:href="lbtya-20251231.xsd#lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesOfCertainInvestmentsNet"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesOfCertainInvestmentsNet_82c56aa4-d0c3-47b8-9dbf-ad1ed621d574" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_96b8be16-ab7a-4172-9bab-9d196129fd3f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_96b8be16-ab7a-4172-9bab-9d196129fd3f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_f8a9ac58-300b-466a-a2b6-479c8520dcb0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_f8a9ac58-300b-466a-a2b6-479c8520dcb0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_d6704da0-4c17-460f-882a-078cee11a005" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_d6704da0-4c17-460f-882a-078cee11a005" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal_b3aacc4e-05bb-49e0-91b5-6307e69e0217" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal_b3aacc4e-05bb-49e0-91b5-6307e69e0217" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_BusinessCombinationStepAcquisitionOneEquityInterestInAcquireeRemeasurementGain_de7b638e-1284-49e4-9636-1e870c5dade3" xlink:href="lbtya-20251231.xsd#lbtya_BusinessCombinationStepAcquisitionOneEquityInterestInAcquireeRemeasurementGain"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_lbtya_BusinessCombinationStepAcquisitionOneEquityInterestInAcquireeRemeasurementGain_de7b638e-1284-49e4-9636-1e870c5dade3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_BusinessCombinationStepAcquisitionTwoEquityInterestInAcquireeRemeasurementGain_80016f41-2486-4b07-b631-9fd5af7554bf" xlink:href="lbtya-20251231.xsd#lbtya_BusinessCombinationStepAcquisitionTwoEquityInterestInAcquireeRemeasurementGain"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_lbtya_BusinessCombinationStepAcquisitionTwoEquityInterestInAcquireeRemeasurementGain_80016f41-2486-4b07-b631-9fd5af7554bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets_9a330aa1-5b1a-41a1-8066-e1a9c1f4fb48" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets"/>
    <link:calculationArc order="15" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets_9a330aa1-5b1a-41a1-8066-e1a9c1f4fb48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_b478b7f7-103b-496d-aee4-62180ebb22d6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_b478b7f7-103b-496d-aee4-62180ebb22d6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_019bb13e-186d-77c6-a07d-95dee8dd939c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions"/>
    <link:calculationArc order="17" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_18b5a90e-f6ae-4511-974a-aa3def80e94b" xlink:to="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_019bb13e-186d-77c6-a07d-95dee8dd939c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ac459738-6e6e-40d3-a937-7ddb1a9e72df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_b69141a5-6e13-426c-bc49-03daf8facaf0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ac459738-6e6e-40d3-a937-7ddb1a9e72df" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_b69141a5-6e13-426c-bc49-03daf8facaf0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_b1e8d1ed-26fb-4012-aa78-e1c54b74b782" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ac459738-6e6e-40d3-a937-7ddb1a9e72df" xlink:to="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_b1e8d1ed-26fb-4012-aa78-e1c54b74b782" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_c54ff3ce-77b6-4ba3-b463-42a9a10b1f90" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_d19a38d8-e825-4ac1-a5b0-807f9da5085f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_c54ff3ce-77b6-4ba3-b463-42a9a10b1f90" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_d19a38d8-e825-4ac1-a5b0-807f9da5085f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_96b67304-0901-4323-bb8b-b47d52820f71" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_c54ff3ce-77b6-4ba3-b463-42a9a10b1f90" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_96b67304-0901-4323-bb8b-b47d52820f71" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_5770cbf1-5040-415b-aab9-b30e4b881369" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_2b7da74f-73e3-4ec9-85c3-a7a65f921ae6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_5770cbf1-5040-415b-aab9-b30e4b881369" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_2b7da74f-73e3-4ec9-85c3-a7a65f921ae6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_5d00031b-b8d4-499d-8c86-7ff2da8da8a6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_5770cbf1-5040-415b-aab9-b30e4b881369" xlink:to="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_5d00031b-b8d4-499d-8c86-7ff2da8da8a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_da6e890a-45bd-42fc-92c1-c36f91fd8342" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_45b2a9b7-9ac1-444c-9cb3-4e1093f3b3d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_da6e890a-45bd-42fc-92c1-c36f91fd8342" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_45b2a9b7-9ac1-444c-9cb3-4e1093f3b3d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_5d1d4fe4-143c-4de8-aa5c-c832b59be050" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_da6e890a-45bd-42fc-92c1-c36f91fd8342" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_5d1d4fe4-143c-4de8-aa5c-c832b59be050" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ba253b0d-028f-4fd7-93cb-545b7b5c7489" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_da6e890a-45bd-42fc-92c1-c36f91fd8342" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ba253b0d-028f-4fd7-93cb-545b7b5c7489" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_9a3a07a8-9009-4d4f-a3ed-c4f6ea440a5a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_da6e890a-45bd-42fc-92c1-c36f91fd8342" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_9a3a07a8-9009-4d4f-a3ed-c4f6ea440a5a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_f42b2d94-e280-4a39-afcd-000aa2e9d87a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_ae4c51cc-2765-406c-9d2b-0d2498e72d5b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_f42b2d94-e280-4a39-afcd-000aa2e9d87a" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_ae4c51cc-2765-406c-9d2b-0d2498e72d5b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_ccedbf5c-f12f-40f6-aa77-eca7eef6e619" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_f42b2d94-e280-4a39-afcd-000aa2e9d87a" xlink:to="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_ccedbf5c-f12f-40f6-aa77-eca7eef6e619" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_acd8d833-48f9-441d-a841-7e0a14185a09" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_f42b2d94-e280-4a39-afcd-000aa2e9d87a" xlink:to="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_acd8d833-48f9-441d-a841-7e0a14185a09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_5d24dbb6-e577-4c25-8a22-8c7b64956881" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_f42b2d94-e280-4a39-afcd-000aa2e9d87a" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_5d24dbb6-e577-4c25-8a22-8c7b64956881" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_9deeb844-74e2-4f27-84a5-b22deb0a4364" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_6b7be19d-40cc-4360-8fd8-88d37f8de869" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_9deeb844-74e2-4f27-84a5-b22deb0a4364" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_6b7be19d-40cc-4360-8fd8-88d37f8de869" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_efdc3437-6587-4b84-bf1c-a9b301a077ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_9deeb844-74e2-4f27-84a5-b22deb0a4364" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_efdc3437-6587-4b84-bf1c-a9b301a077ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_5a3694e5-6f8b-4e79-b63d-7560f1381c16" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_9deeb844-74e2-4f27-84a5-b22deb0a4364" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_5a3694e5-6f8b-4e79-b63d-7560f1381c16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_b23499bf-1223-44c3-91d0-d6b048910e6f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_9deeb844-74e2-4f27-84a5-b22deb0a4364" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_b23499bf-1223-44c3-91d0-d6b048910e6f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPaidNet_62178060-e899-4d87-bcac-3381ce11d3df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPaidNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_InterestPaidContinuingOperations_1f33d43c-8d3c-43eb-a007-89c365175938" xlink:href="lbtya-20251231.xsd#lbtya_InterestPaidContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestPaidNet_62178060-e899-4d87-bcac-3381ce11d3df" xlink:to="loc_lbtya_InterestPaidContinuingOperations_1f33d43c-8d3c-43eb-a007-89c365175938" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPaidDiscontinuedOperations_82c32c16-47bd-4f88-af0e-64db73719f64" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPaidDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestPaidNet_62178060-e899-4d87-bcac-3381ce11d3df" xlink:to="loc_us-gaap_InterestPaidDiscontinuedOperations_82c32c16-47bd-4f88-af0e-64db73719f64" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3eaf0e01-1e01-430e-a874-042de1e2e326" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_e2ba7219-ee0f-4fc0-8296-373571f2352b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3eaf0e01-1e01-430e-a874-042de1e2e326" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_e2ba7219-ee0f-4fc0-8296-373571f2352b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_4b55fc75-16f9-40ce-9b40-e843f913c8ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3eaf0e01-1e01-430e-a874-042de1e2e326" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_4b55fc75-16f9-40ce-9b40-e843f913c8ee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_66401d09-4ce1-4c1f-b97b-25fe9e4214b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:to="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_66401d09-4ce1-4c1f-b97b-25fe9e4214b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_3d352c65-a5bd-4d89-b75d-39ea15e8e56e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:to="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_3d352c65-a5bd-4d89-b75d-39ea15e8e56e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments_b6440692-ec48-491c-8156-650e17c90806" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:to="loc_us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments_b6440692-ec48-491c-8156-650e17c90806" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_a2f6e781-6333-4564-8710-a6ac2036170a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_a2f6e781-6333-4564-8710-a6ac2036170a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_d5dd9bea-598d-46f7-bcd0-b8dacfba8571" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:to="loc_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_d5dd9bea-598d-46f7-bcd0-b8dacfba8571" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_6e77c0d3-d639-452d-91fd-2830874877bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_6e77c0d3-d639-452d-91fd-2830874877bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_2feb823b-dd0d-47ae-89b8-27ac0255615b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_e462600e-1232-4cef-9d6e-45957e401d0e" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_2feb823b-dd0d-47ae-89b8-27ac0255615b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_d2a16ffb-714f-4f49-8ed5-fffe2190b321" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_IncomeTaxesPaidContinuingOperations_e347cc32-5490-4daf-83d5-6f87817f5969" xlink:href="lbtya-20251231.xsd#lbtya_IncomeTaxesPaidContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_d2a16ffb-714f-4f49-8ed5-fffe2190b321" xlink:to="loc_lbtya_IncomeTaxesPaidContinuingOperations_e347cc32-5490-4daf-83d5-6f87817f5969" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_IncomeTaxesPaidDiscontinuedOperations_390f4e9b-df0e-4840-b3cb-f70446b048a3" xlink:href="lbtya-20251231.xsd#lbtya_IncomeTaxesPaidDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_d2a16ffb-714f-4f49-8ed5-fffe2190b321" xlink:to="loc_lbtya_IncomeTaxesPaidDiscontinuedOperations_390f4e9b-df0e-4840-b3cb-f70446b048a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_8f9f0756-8618-484e-9267-b69515ffeb84" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_8f9f0756-8618-484e-9267-b69515ffeb84" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_e25ad883-5d5c-4f4d-ad95-a6c97a2189ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_e25ad883-5d5c-4f4d-ad95-a6c97a2189ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_6df3f15a-fb9d-4fb1-b669-d8a2249513be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_6df3f15a-fb9d-4fb1-b669-d8a2249513be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfOtherEquity_0b02b0bb-fe3e-425e-8172-a4428b2f5cb9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfOtherEquity"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfOtherEquity_0b02b0bb-fe3e-425e-8172-a4428b2f5cb9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_e894590e-3911-46ab-b078-f3cc805f707b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_e894590e-3911-46ab-b078-f3cc805f707b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_ProceedsFromOperatingRelatedVendorFinancingAdditions_ddd7e940-f827-406f-ba22-125c72aacbf1" xlink:href="lbtya-20251231.xsd#lbtya_ProceedsFromOperatingRelatedVendorFinancingAdditions"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_lbtya_ProceedsFromOperatingRelatedVendorFinancingAdditions_ddd7e940-f827-406f-ba22-125c72aacbf1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_882a0875-075a-4c53-ae29-ce812a80e05c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_882a0875-075a-4c53-ae29-ce812a80e05c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsMinorityInterest_f6a0473e-b8a3-49c3-9e0a-8fe762f6ea74" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDividendsMinorityInterest"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_PaymentsOfDividendsMinorityInterest_f6a0473e-b8a3-49c3-9e0a-8fe762f6ea74" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_RepaymentsOfLongTermDebtOnCapitalFinancingFromVendors_98572771-5e55-4d60-87dd-87c69fb86e89" xlink:href="lbtya-20251231.xsd#lbtya_RepaymentsOfLongTermDebtOnCapitalFinancingFromVendors"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_lbtya_RepaymentsOfLongTermDebtOnCapitalFinancingFromVendors_98572771-5e55-4d60-87dd-87c69fb86e89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_RepaymentsOfLongTermDebtOnOperatingFinancingFromVendors_d69997fd-dcb3-45cd-b8d6-aff4442ad2ff" xlink:href="lbtya-20251231.xsd#lbtya_RepaymentsOfLongTermDebtOnOperatingFinancingFromVendors"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_lbtya_RepaymentsOfLongTermDebtOnOperatingFinancingFromVendors_d69997fd-dcb3-45cd-b8d6-aff4442ad2ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToMinorityShareholders_7c0efc96-610a-4740-95cf-93627d716fe3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToMinorityShareholders"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_PaymentsToMinorityShareholders_7c0efc96-610a-4740-95cf-93627d716fe3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities_019b4bba-eefe-7431-9683-500b701a1110" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_aef1691c-542d-4cd6-baf6-cc6d891aacbc" xlink:to="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities_019b4bba-eefe-7431-9683-500b701a1110" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS_1" xlink:type="simple" xlink:href="lbtya-20251231.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWS_1"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_930dbabb-c642-43bd-afe1-9de9d77a83e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_07648786-e61f-4ef1-a73a-a45afd2c1839" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_930dbabb-c642-43bd-afe1-9de9d77a83e8" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectContinuingOperations_07648786-e61f-4ef1-a73a-a45afd2c1839" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_815a13d9-8c24-49c9-bef0-953428a62df6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_930dbabb-c642-43bd-afe1-9de9d77a83e8" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_815a13d9-8c24-49c9-bef0-953428a62df6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWSParenthetical" xlink:type="simple" xlink:href="lbtya-20251231.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWSParenthetical"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWSParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_47aaf631-8caf-4ec6-84df-cc28e2adbd4a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_RestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_5484b567-6356-4654-922a-a742a334ae9b" xlink:href="lbtya-20251231.xsd#lbtya_RestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_47aaf631-8caf-4ec6-84df-cc28e2adbd4a" xlink:to="loc_lbtya_RestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_5484b567-6356-4654-922a-a742a334ae9b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_53451a69-7aa1-481e-b3f0-ee35ef9f8dbc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_47aaf631-8caf-4ec6-84df-cc28e2adbd4a" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_53451a69-7aa1-481e-b3f0-ee35ef9f8dbc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_76db2945-34ad-4424-a0f3-df49c999a7e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalents"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_47aaf631-8caf-4ec6-84df-cc28e2adbd4a" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_76db2945-34ad-4424-a0f3-df49c999a7e6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/SummaryofSignificantAccountingPoliciesEarningsorLossperShareDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#SummaryofSignificantAccountingPoliciesEarningsorLossperShareDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/SummaryofSignificantAccountingPoliciesEarningsorLossperShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_053b8919-40b7-4b25-ad75-a8bbb6238d68" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_f7ab3c43-8bf7-49c5-b49e-24abb6319111" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_053b8919-40b7-4b25-ad75-a8bbb6238d68" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_f7ab3c43-8bf7-49c5-b49e-24abb6319111" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_b0de51ed-3507-4db8-939c-479db0378bf3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_053b8919-40b7-4b25-ad75-a8bbb6238d68" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_b0de51ed-3507-4db8-939c-479db0378bf3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_294dc5d3-a794-4aac-b5f1-c7c86a94967f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f4d96e66-be94-44f3-a1d8-eceb10cdbd84" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_294dc5d3-a794-4aac-b5f1-c7c86a94967f" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f4d96e66-be94-44f3-a1d8-eceb10cdbd84" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_0770c853-034b-4783-aef1-62e0d7e199af" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_294dc5d3-a794-4aac-b5f1-c7c86a94967f" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_0770c853-034b-4783-aef1-62e0d7e199af" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/AcquisitionsPurchasePriceandOpeningBalanceSheetDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#AcquisitionsPurchasePriceandOpeningBalanceSheetDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/AcquisitionsPurchasePriceandOpeningBalanceSheetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_4c93a1a0-426f-4fb1-8082-df9565abff32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_4c93a1a0-426f-4fb1-8082-df9565abff32" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_0bf6c8b1-729b-40ce-8593-01f5c490538e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_0bf6c8b1-729b-40ce-8593-01f5c490538e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_e8451029-6a9c-49e0-a511-2c253473beaa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_e8451029-6a9c-49e0-a511-2c253473beaa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_fbb5e5b8-ddc6-488b-8117-c8c490f4596e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_fbb5e5b8-ddc6-488b-8117-c8c490f4596e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_869b7753-fb13-45c7-b8ef-ef2d279e78e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_869b7753-fb13-45c7-b8ef-ef2d279e78e6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_e24f29d7-d925-43ed-a64b-c98299c73ecd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_e24f29d7-d925-43ed-a64b-c98299c73ecd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_464f767b-a824-47cf-b355-a4b03875ae8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_326b8caf-ef5f-426b-8921-542e93ad4d96" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_464f767b-a824-47cf-b355-a4b03875ae8b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DispositionsIntercompanyRevenueandExpensesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DispositionsIntercompanyRevenueandExpensesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DispositionsIntercompanyRevenueandExpensesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_3ccf3c73-e1af-4db3-9f70-bd3f4da66f4e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_2436e4e1-c5f2-4fba-a6e7-32e44456ad85" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_3ccf3c73-e1af-4db3-9f70-bd3f4da66f4e" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_2436e4e1-c5f2-4fba-a6e7-32e44456ad85" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_9dfd7ed0-c1a8-49fd-9480-0ca4ece64a88" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_3ccf3c73-e1af-4db3-9f70-bd3f4da66f4e" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_9dfd7ed0-c1a8-49fd-9480-0ca4ece64a88" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/InvestmentsScheduleofInvestmentsDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#InvestmentsScheduleofInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/InvestmentsScheduleofInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_245ae7c1-ad27-4cca-b38e-a3d02af91f5e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Investments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_4bfb09de-39e6-49f7-80f4-7583a1f59793" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_245ae7c1-ad27-4cca-b38e-a3d02af91f5e" xlink:to="loc_us-gaap_ShortTermInvestments_4bfb09de-39e6-49f7-80f4-7583a1f59793" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_3ccfa465-3b43-4702-8968-d73ddf1f2ff6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_245ae7c1-ad27-4cca-b38e-a3d02af91f5e" xlink:to="loc_us-gaap_LongTermInvestments_3ccfa465-3b43-4702-8968-d73ddf1f2ff6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_9bc54656-2337-4ff8-915d-dba0d50851da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_b9abf5d9-81ae-4446-9235-811c7bfca4a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_9bc54656-2337-4ff8-915d-dba0d50851da" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_b9abf5d9-81ae-4446-9235-811c7bfca4a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_a93bbed3-9dac-4af8-87df-c07320e99b2a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_9bc54656-2337-4ff8-915d-dba0d50851da" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_a93bbed3-9dac-4af8-87df-c07320e99b2a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue_db00b4a2-78bc-4cd7-bf82-dcda2a1e4481" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_9bc54656-2337-4ff8-915d-dba0d50851da" xlink:to="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue_db00b4a2-78bc-4cd7-bf82-dcda2a1e4481" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsFairValuesofDerivativeAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DerivativeInstrumentsFairValuesofDerivativeAssetsandLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsFairValuesofDerivativeAssetsandLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_3e41b3e7-3714-4001-bdab-842ba6d1ca4c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsCurrent_e0cf0dea-fb95-4459-a9d6-934f593f52de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeAssets_3e41b3e7-3714-4001-bdab-842ba6d1ca4c" xlink:to="loc_us-gaap_DerivativeAssetsCurrent_e0cf0dea-fb95-4459-a9d6-934f593f52de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsNoncurrent_b6364d98-3824-470d-92e6-8dbe68f22f66" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeAssets_3e41b3e7-3714-4001-bdab-842ba6d1ca4c" xlink:to="loc_us-gaap_DerivativeAssetsNoncurrent_b6364d98-3824-470d-92e6-8dbe68f22f66" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_f09b08b9-3a00-4f83-b71b-797946c5083d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesCurrent_afa34fe7-24a8-4ab6-bb6c-43813239d447" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeLiabilities_f09b08b9-3a00-4f83-b71b-797946c5083d" xlink:to="loc_us-gaap_DerivativeLiabilitiesCurrent_afa34fe7-24a8-4ab6-bb6c-43813239d447" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesNoncurrent_7952ca62-5028-40a7-bc5c-cf816f8de512" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeLiabilities_f09b08b9-3a00-4f83-b71b-797946c5083d" xlink:to="loc_us-gaap_DerivativeLiabilitiesNoncurrent_7952ca62-5028-40a7-bc5c-cf816f8de512" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsNetCashReceivedPaidRelatedtoDerivativesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DerivativeInstrumentsNetCashReceivedPaidRelatedtoDerivativesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsNetCashReceivedPaidRelatedtoDerivativesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_ProceedsRepaymentsFromDerivativesContinuingOperations_b8961ab8-3313-4229-a638-8efc28b230b1" xlink:href="lbtya-20251231.xsd#lbtya_ProceedsRepaymentsFromDerivativesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_PaymentsForProceedsFromDerivativeInstrumentOperatingActivities_f122d67e-6cf9-4079-9cee-c4b9d8deb80e" xlink:href="lbtya-20251231.xsd#lbtya_PaymentsForProceedsFromDerivativeInstrumentOperatingActivities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_ProceedsRepaymentsFromDerivativesContinuingOperations_b8961ab8-3313-4229-a638-8efc28b230b1" xlink:to="loc_lbtya_PaymentsForProceedsFromDerivativeInstrumentOperatingActivities_f122d67e-6cf9-4079-9cee-c4b9d8deb80e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentInvestingActivities_b8c6906d-8ba3-4cb0-92b6-be1a1e41840c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromDerivativeInstrumentInvestingActivities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_ProceedsRepaymentsFromDerivativesContinuingOperations_b8961ab8-3313-4229-a638-8efc28b230b1" xlink:to="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentInvestingActivities_b8c6906d-8ba3-4cb0-92b6-be1a1e41840c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities_c09b71ee-d090-4e78-b1fc-fb7d58c23fde" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_ProceedsRepaymentsFromDerivativesContinuingOperations_b8961ab8-3313-4229-a638-8efc28b230b1" xlink:to="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities_c09b71ee-d090-4e78-b1fc-fb7d58c23fde" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/FairValueMeasurementsAssetsandLiabilitiesatFairValueDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#FairValueMeasurementsAssetsandLiabilitiesatFairValueDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/FairValueMeasurementsAssetsandLiabilitiesatFairValueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_d1c8ae05-fa0f-462a-af9d-44a78f5196ca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_caaf8b23-54ff-4919-85c2-cba3a8db5a40" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_d1c8ae05-fa0f-462a-af9d-44a78f5196ca" xlink:to="loc_us-gaap_DerivativeLiabilities_caaf8b23-54ff-4919-85c2-cba3a8db5a40" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_04a7ebea-3fb6-46aa-8ea9-f7773c8da351" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_409c209e-c5ec-4ab8-bcb3-d39d30d5a916" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_04a7ebea-3fb6-46aa-8ea9-f7773c8da351" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_409c209e-c5ec-4ab8-bcb3-d39d30d5a916" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_245e432f-65b1-4656-9ecf-c4de91b3bb7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_04a7ebea-3fb6-46aa-8ea9-f7773c8da351" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_245e432f-65b1-4656-9ecf-c4de91b3bb7b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_c0305df6-5a9b-435a-8724-6db7fb9e96ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_865b9e81-3ee2-4581-b008-1ef2cb21adb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssets"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_c0305df6-5a9b-435a-8724-6db7fb9e96ef" xlink:to="loc_us-gaap_DerivativeAssets_865b9e81-3ee2-4581-b008-1ef2cb21adb5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_2a35f827-7030-4888-a89c-da03c69e9456" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_c0305df6-5a9b-435a-8724-6db7fb9e96ef" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_2a35f827-7030-4888-a89c-da03c69e9456" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/LonglivedAssetsScheduleofPropertyandEquipmentNetDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#LonglivedAssetsScheduleofPropertyandEquipmentNetDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LonglivedAssetsScheduleofPropertyandEquipmentNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_ad9b2fbd-8109-46be-8da7-98b71fd02339" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_223c54f0-81d3-4052-b5c0-8178cd1ead6e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_ad9b2fbd-8109-46be-8da7-98b71fd02339" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_223c54f0-81d3-4052-b5c0-8178cd1ead6e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_45ac5c3c-29d3-460a-bccf-5f33b8efcd47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_ad9b2fbd-8109-46be-8da7-98b71fd02339" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_45ac5c3c-29d3-460a-bccf-5f33b8efcd47" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/LonglivedAssetsScheduleofIntangibleAssetsSubjecttoAmortizationNetDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#LonglivedAssetsScheduleofIntangibleAssetsSubjecttoAmortizationNetDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LonglivedAssetsScheduleofIntangibleAssetsSubjecttoAmortizationNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_59d439e1-36c1-4438-9dc3-c85135b18617" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_bf0c2921-2b25-46dc-ba0e-beb9a85b2aaf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_59d439e1-36c1-4438-9dc3-c85135b18617" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_bf0c2921-2b25-46dc-ba0e-beb9a85b2aaf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_760356d6-4126-4184-b71d-19f8c3e34d44" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_59d439e1-36c1-4438-9dc3-c85135b18617" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_760356d6-4126-4184-b71d-19f8c3e34d44" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/LonglivedAssetsScheduleofExpectedFutureAmortizationExpenseforFiniteLivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#LonglivedAssetsScheduleofExpectedFutureAmortizationExpenseforFiniteLivedIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LonglivedAssetsScheduleofExpectedFutureAmortizationExpenseforFiniteLivedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6f8296e7-b997-41ce-bea9-853837101c5c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_3e9a30b3-47dc-4ae1-b9a0-cc9c88e5cdd0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6f8296e7-b997-41ce-bea9-853837101c5c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_3e9a30b3-47dc-4ae1-b9a0-cc9c88e5cdd0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_6c9ad720-25fc-4b5f-91ce-bc5884cc746f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6f8296e7-b997-41ce-bea9-853837101c5c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_6c9ad720-25fc-4b5f-91ce-bc5884cc746f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_c7da5b88-52f9-470f-863a-20344b2aba2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6f8296e7-b997-41ce-bea9-853837101c5c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_c7da5b88-52f9-470f-863a-20344b2aba2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_331c6220-fe13-4c4f-928c-e477a38f1d61" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6f8296e7-b997-41ce-bea9-853837101c5c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_331c6220-fe13-4c4f-928c-e477a38f1d61" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_332f4744-0d6b-47f7-a673-6653085a36d6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6f8296e7-b997-41ce-bea9-853837101c5c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_332f4744-0d6b-47f7-a673-6653085a36d6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_e00ab9be-6176-4f78-a37f-7c4225f9efad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6f8296e7-b997-41ce-bea9-853837101c5c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_e00ab9be-6176-4f78-a37f-7c4225f9efad" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DebtSchedulesofComponentsofDebtDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DebtSchedulesofComponentsofDebtDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtSchedulesofComponentsofDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_2a7397dc-247a-465b-b8a3-d024dc372135" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_28eee40c-9a99-42a3-ba6a-f37c1217b671" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_2a7397dc-247a-465b-b8a3-d024dc372135" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_28eee40c-9a99-42a3-ba6a-f37c1217b671" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_f3c8a3f8-e323-41fc-bf6c-824a01a4b5ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_2a7397dc-247a-465b-b8a3-d024dc372135" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_f3c8a3f8-e323-41fc-bf6c-824a01a4b5ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_3f510cb1-a6a6-4d28-a48d-e78e8950699f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_8139d886-d292-40a5-9539-19faa897ca9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_3f510cb1-a6a6-4d28-a48d-e78e8950699f" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_8139d886-d292-40a5-9539-19faa897ca9c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_47162a4d-df0e-410b-9017-da52c78ea18f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_3f510cb1-a6a6-4d28-a48d-e78e8950699f" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_47162a4d-df0e-410b-9017-da52c78ea18f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DebtSchedulesofComponentsofDebtDetails_1" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DebtSchedulesofComponentsofDebtDetails_1"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtSchedulesofComponentsofDebtDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_98fbb9a0-bd60-46ef-8aa3-aa1d0e2fe0fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_b4a21a7b-04ae-42e1-a254-441c6cbb6461" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_98fbb9a0-bd60-46ef-8aa3-aa1d0e2fe0fc" xlink:to="loc_us-gaap_LongTermDebt_b4a21a7b-04ae-42e1-a254-441c6cbb6461" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_aa2dce40-0589-40dc-88e8-adeb9fb18029" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_98fbb9a0-bd60-46ef-8aa3-aa1d0e2fe0fc" xlink:to="loc_us-gaap_FinanceLeaseLiability_aa2dce40-0589-40dc-88e8-adeb9fb18029" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DebtScheduleofMaturitiesofDebtDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DebtScheduleofMaturitiesofDebtDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtScheduleofMaturitiesofDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_LongtermDebtContractualMaturities_c476f3d3-d5c0-4444-a97c-3ecb4f46bd2e" xlink:href="lbtya-20251231.xsd#lbtya_LongtermDebtContractualMaturities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_10c413b4-4802-414d-b46e-1637e014a43b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_c476f3d3-d5c0-4444-a97c-3ecb4f46bd2e" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_10c413b4-4802-414d-b46e-1637e014a43b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_LongtermDebtGrossContractualMaturities_e515aa05-aa12-4b98-bc1a-9d40d646c996" xlink:href="lbtya-20251231.xsd#lbtya_LongtermDebtGrossContractualMaturities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_c476f3d3-d5c0-4444-a97c-3ecb4f46bd2e" xlink:to="loc_lbtya_LongtermDebtGrossContractualMaturities_e515aa05-aa12-4b98-bc1a-9d40d646c996" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_LongtermDebtGrossContractualMaturities_e95c5c22-5441-47ba-ac84-329abfd3efd4" xlink:href="lbtya-20251231.xsd#lbtya_LongtermDebtGrossContractualMaturities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_dc895be6-8469-41d0-a8ce-0fc24313c762" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_e95c5c22-5441-47ba-ac84-329abfd3efd4" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_dc895be6-8469-41d0-a8ce-0fc24313c762" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_e6ab7a9f-5397-4472-9008-542425e39540" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_e95c5c22-5441-47ba-ac84-329abfd3efd4" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_e6ab7a9f-5397-4472-9008-542425e39540" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_e56b59d5-7cc6-4e7c-8e95-71e2b04b030a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_e95c5c22-5441-47ba-ac84-329abfd3efd4" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_e56b59d5-7cc6-4e7c-8e95-71e2b04b030a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_fdc71814-cc44-4a26-8be6-1ed5a023898d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_e95c5c22-5441-47ba-ac84-329abfd3efd4" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_fdc71814-cc44-4a26-8be6-1ed5a023898d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_27e752d4-1daa-4c1e-a378-a79f8d7ce0ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_e95c5c22-5441-47ba-ac84-329abfd3efd4" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_27e752d4-1daa-4c1e-a378-a79f8d7ce0ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_c54eab15-51b5-48f9-98a3-96999a0f5bd5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_e95c5c22-5441-47ba-ac84-329abfd3efd4" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_c54eab15-51b5-48f9-98a3-96999a0f5bd5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DebtScheduleofMaturitiesofDebtDetails_1" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DebtScheduleofMaturitiesofDebtDetails_1"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtScheduleofMaturitiesofDebtDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_LongtermDebtContractualMaturities_9c7043c7-8dfe-43d6-b79a-fb22ee80dba8" xlink:href="lbtya-20251231.xsd#lbtya_LongtermDebtContractualMaturities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_fdd999f1-b931-4212-8fe4-0f61ad4b5cb3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_9c7043c7-8dfe-43d6-b79a-fb22ee80dba8" xlink:to="loc_us-gaap_LongTermDebtCurrent_fdd999f1-b931-4212-8fe4-0f61ad4b5cb3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_6ca583d9-37ad-49ed-be3d-0ccced4001a6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_9c7043c7-8dfe-43d6-b79a-fb22ee80dba8" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_6ca583d9-37ad-49ed-be3d-0ccced4001a6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesLeasesBalancesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#LeasesLeasesBalancesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesLeasesBalancesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_LeaseAsset_7b162587-52aa-49cb-9f02-dc69c84fa581" xlink:href="lbtya-20251231.xsd#lbtya_LeaseAsset"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAsset_8ebfe9e6-786e-4b26-a5eb-dce41761d1e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseRightOfUseAsset"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseAsset_7b162587-52aa-49cb-9f02-dc69c84fa581" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAsset_8ebfe9e6-786e-4b26-a5eb-dce41761d1e6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_d3876f4f-513b-464b-9fc3-ee2101896d1e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseAsset_7b162587-52aa-49cb-9f02-dc69c84fa581" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_d3876f4f-513b-464b-9fc3-ee2101896d1e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_LeaseLiability_c48df6f0-4563-4249-8bf5-d51dfcac4e35" xlink:href="lbtya-20251231.xsd#lbtya_LeaseLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_5bdfcbbe-fd3e-4353-9358-d94734cb2263" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseLiability_c48df6f0-4563-4249-8bf5-d51dfcac4e35" xlink:to="loc_us-gaap_OperatingLeaseLiability_5bdfcbbe-fd3e-4353-9358-d94734cb2263" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_c1edb965-47a9-4442-aadd-b5b6de81a115" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseLiability_c48df6f0-4563-4249-8bf5-d51dfcac4e35" xlink:to="loc_us-gaap_FinanceLeaseLiability_c1edb965-47a9-4442-aadd-b5b6de81a115" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesLeaseExpenseandCashOutflowsfromOperatingandFinanceLeasesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#LeasesLeaseExpenseandCashOutflowsfromOperatingandFinanceLeasesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesLeaseExpenseandCashOutflowsfromOperatingandFinanceLeasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_13652aa6-d76b-44d9-bf11-9a180a81b27d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_FinanceLeaseCost_6b747319-a778-42f6-b45c-277fb886a8f6" xlink:href="lbtya-20251231.xsd#lbtya_FinanceLeaseCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_13652aa6-d76b-44d9-bf11-9a180a81b27d" xlink:to="loc_lbtya_FinanceLeaseCost_6b747319-a778-42f6-b45c-277fb886a8f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_5d61feb4-d618-41a1-9764-165f402bf3d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_13652aa6-d76b-44d9-bf11-9a180a81b27d" xlink:to="loc_us-gaap_OperatingLeaseCost_5d61feb4-d618-41a1-9764-165f402bf3d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermLeaseCost_63b33516-60d4-4679-9156-bcce50c7b0cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermLeaseCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_13652aa6-d76b-44d9-bf11-9a180a81b27d" xlink:to="loc_us-gaap_ShortTermLeaseCost_63b33516-60d4-4679-9156-bcce50c7b0cc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseCost_5225d853-87e8-4327-a804-93b8f26ba986" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableLeaseCost"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_13652aa6-d76b-44d9-bf11-9a180a81b27d" xlink:to="loc_us-gaap_VariableLeaseCost_5225d853-87e8-4327-a804-93b8f26ba986" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_FinanceLeaseCost_6b03d09c-8a04-4d67-9443-a4315c1d5cb3" xlink:href="lbtya-20251231.xsd#lbtya_FinanceLeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_b21aff0f-2da2-4f40-83ff-ec05b4152c40" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_FinanceLeaseCost_6b03d09c-8a04-4d67-9443-a4315c1d5cb3" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_b21aff0f-2da2-4f40-83ff-ec05b4152c40" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseInterestExpense_47dd7273-8f88-4e35-9367-9912838b03a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseInterestExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_FinanceLeaseCost_6b03d09c-8a04-4d67-9443-a4315c1d5cb3" xlink:to="loc_us-gaap_FinanceLeaseInterestExpense_47dd7273-8f88-4e35-9367-9912838b03a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_OperatingandFinanceLeasePayments_db98a886-14ff-4ca4-a014-a7a55bf684d6" xlink:href="lbtya-20251231.xsd#lbtya_OperatingandFinanceLeasePayments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasePayments_d17e4fe0-bf28-42cc-8ef6-0ec9e02104bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeasePayments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OperatingandFinanceLeasePayments_db98a886-14ff-4ca4-a014-a7a55bf684d6" xlink:to="loc_us-gaap_OperatingLeasePayments_d17e4fe0-bf28-42cc-8ef6-0ec9e02104bb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_3ac3dd7a-8232-4f77-8ad6-6b9ec6d045c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OperatingandFinanceLeasePayments_db98a886-14ff-4ca4-a014-a7a55bf684d6" xlink:to="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_3ac3dd7a-8232-4f77-8ad6-6b9ec6d045c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_6b6e03c5-2aa3-471c-a374-06ae3822038e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OperatingandFinanceLeasePayments_db98a886-14ff-4ca4-a014-a7a55bf684d6" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_6b6e03c5-2aa3-471c-a374-06ae3822038e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_8dd5bd5e-7110-472e-a950-433e06f9917c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_7fa63786-502b-4ddf-8716-0a31ebf9874e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_8dd5bd5e-7110-472e-a950-433e06f9917c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_7fa63786-502b-4ddf-8716-0a31ebf9874e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_7004986b-4515-4527-b5b9-69fd0bf6e662" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_8dd5bd5e-7110-472e-a950-433e06f9917c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_7004986b-4515-4527-b5b9-69fd0bf6e662" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_23166fbc-8aab-4f36-af51-6d2e491b5f80" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_8dd5bd5e-7110-472e-a950-433e06f9917c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_23166fbc-8aab-4f36-af51-6d2e491b5f80" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_c2a71740-f366-4d56-bef1-c26c388f5a71" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_8dd5bd5e-7110-472e-a950-433e06f9917c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_c2a71740-f366-4d56-bef1-c26c388f5a71" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_c548aaec-5b5e-45f8-ae6d-8141c6cc132c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_8dd5bd5e-7110-472e-a950-433e06f9917c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_c548aaec-5b5e-45f8-ae6d-8141c6cc132c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_a06d927a-a985-4766-a838-d426f856a82a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_8dd5bd5e-7110-472e-a950-433e06f9917c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_a06d927a-a985-4766-a838-d426f856a82a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_74ae831b-40f1-4bad-84dc-3e3d0d0cdbf1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_c97765df-e103-4e74-92d4-4415060f156c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_74ae831b-40f1-4bad-84dc-3e3d0d0cdbf1" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_c97765df-e103-4e74-92d4-4415060f156c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_743fb105-3c7d-400e-9841-8982b262d625" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_74ae831b-40f1-4bad-84dc-3e3d0d0cdbf1" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_743fb105-3c7d-400e-9841-8982b262d625" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_82af3447-e2e7-4d5e-9d3a-e4018cd62fdf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_74ae831b-40f1-4bad-84dc-3e3d0d0cdbf1" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_82af3447-e2e7-4d5e-9d3a-e4018cd62fdf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_c1b8b4a5-1121-4018-b6fe-32b95dd8621c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_74ae831b-40f1-4bad-84dc-3e3d0d0cdbf1" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_c1b8b4a5-1121-4018-b6fe-32b95dd8621c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_cdfd6866-f60e-4948-90ce-0f863399b923" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_74ae831b-40f1-4bad-84dc-3e3d0d0cdbf1" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_cdfd6866-f60e-4948-90ce-0f863399b923" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_68d7a23d-38f5-4e2a-9998-fa33efd7ef5c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_74ae831b-40f1-4bad-84dc-3e3d0d0cdbf1" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_68d7a23d-38f5-4e2a-9998-fa33efd7ef5c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_8328dc2f-2275-4f31-b536-49affd9bdb54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_f3749ad3-b8ea-4e99-9425-9e9472487337" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiability_8328dc2f-2275-4f31-b536-49affd9bdb54" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_f3749ad3-b8ea-4e99-9425-9e9472487337" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_98c74a32-f93e-4917-af1e-abde7a2568f0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiability_8328dc2f-2275-4f31-b536-49affd9bdb54" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_98c74a32-f93e-4917-af1e-abde7a2568f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_3247a8b8-6ba4-4112-a435-f4dbbed31050" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_d86e3132-edd9-4757-91ad-330ace13e3f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_3247a8b8-6ba4-4112-a435-f4dbbed31050" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_d86e3132-edd9-4757-91ad-330ace13e3f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_cb234eb2-9a15-4454-a720-d959e140504c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_3247a8b8-6ba4-4112-a435-f4dbbed31050" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_cb234eb2-9a15-4454-a720-d959e140504c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1" xlink:type="simple" xlink:href="lbtya-20251231.xsd#LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_3a537c0c-57af-454c-8580-5fdbb669b476" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_f091a07e-76ca-40f7-a9c9-e9e60e0624cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_3a537c0c-57af-454c-8580-5fdbb669b476" xlink:to="loc_us-gaap_FinanceLeaseLiability_f091a07e-76ca-40f7-a9c9-e9e60e0624cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_2215f850-18a1-4fc7-bcd0-fd19b34199e7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_3a537c0c-57af-454c-8580-5fdbb669b476" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_2215f850-18a1-4fc7-bcd0-fd19b34199e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ffe1eb5f-b5e8-4b6b-8fb1-106fcfc766dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_2fadb21d-b258-4324-86fb-4b813b7f7f70" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ffe1eb5f-b5e8-4b6b-8fb1-106fcfc766dd" xlink:to="loc_us-gaap_OperatingLeaseLiability_2fadb21d-b258-4324-86fb-4b813b7f7f70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_a2efbf67-719f-4cbf-8891-6c19d8b6ed97" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ffe1eb5f-b5e8-4b6b-8fb1-106fcfc766dd" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_a2efbf67-719f-4cbf-8891-6c19d8b6ed97" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesScheduleofBenefitExpenseofIncomeTaxDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#IncomeTaxesScheduleofBenefitExpenseofIncomeTaxDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesScheduleofBenefitExpenseofIncomeTaxDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_da18686d-492c-4128-86e8-612754469f9a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_d2a15688-3393-4dd6-a911-5bea8dd5a931" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentForeignTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_da18686d-492c-4128-86e8-612754469f9a" xlink:to="loc_us-gaap_CurrentForeignTaxExpenseBenefit_d2a15688-3393-4dd6-a911-5bea8dd5a931" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_5726e89d-6aec-4152-b0b6-5d0239befde9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_da18686d-492c-4128-86e8-612754469f9a" xlink:to="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_5726e89d-6aec-4152-b0b6-5d0239befde9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_ed27c5e7-a58e-497f-9404-7f87d82d2220" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_5b3e583b-b98a-4cd2-9c76-b3be6bfafd50" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_ed27c5e7-a58e-497f-9404-7f87d82d2220" xlink:to="loc_us-gaap_ForeignIncomeTaxExpenseBenefitContinuingOperations_5b3e583b-b98a-4cd2-9c76-b3be6bfafd50" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_OtherTaxExpenseBenefitContinuingOperations_f924d485-b3a2-444e-8e16-a6496ab0e6fb" xlink:href="lbtya-20251231.xsd#lbtya_OtherTaxExpenseBenefitContinuingOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_ed27c5e7-a58e-497f-9404-7f87d82d2220" xlink:to="loc_lbtya_OtherTaxExpenseBenefitContinuingOperations_f924d485-b3a2-444e-8e16-a6496ab0e6fb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_23f04d0d-cac6-414a-ae22-d54d8c241f32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_ed27c5e7-a58e-497f-9404-7f87d82d2220" xlink:to="loc_us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_23f04d0d-cac6-414a-ae22-d54d8c241f32" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_6e4e97ec-3c25-441b-be7f-c54b2889d641" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_e06d2afd-bb9b-4a45-8ae0-34a29d0f493d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_6e4e97ec-3c25-441b-be7f-c54b2889d641" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_e06d2afd-bb9b-4a45-8ae0-34a29d0f493d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_804d469f-f107-4c82-8824-429944f75440" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_6e4e97ec-3c25-441b-be7f-c54b2889d641" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_804d469f-f107-4c82-8824-429944f75440" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_f1d86e24-a68c-4bf0-9aec-42e7e8c0cafa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_4e40b4d5-a7da-4ab4-925d-825bcaa6dcbd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_f1d86e24-a68c-4bf0-9aec-42e7e8c0cafa" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_4e40b4d5-a7da-4ab4-925d-825bcaa6dcbd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_c06101fa-a6eb-4ae0-ad9f-230b7dbac6ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentForeignTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_f1d86e24-a68c-4bf0-9aec-42e7e8c0cafa" xlink:to="loc_us-gaap_CurrentForeignTaxExpenseBenefit_c06101fa-a6eb-4ae0-ad9f-230b7dbac6ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_CurrentOtherTaxExpenseBenefit_4f04fe1f-5230-4cf4-adf6-79d8c8bf248e" xlink:href="lbtya-20251231.xsd#lbtya_CurrentOtherTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_f1d86e24-a68c-4bf0-9aec-42e7e8c0cafa" xlink:to="loc_lbtya_CurrentOtherTaxExpenseBenefit_4f04fe1f-5230-4cf4-adf6-79d8c8bf248e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_OtherTaxExpenseBenefitContinuingOperations_e37e2ee4-fa37-48d9-9f0f-09f2f8e9fd77" xlink:href="lbtya-20251231.xsd#lbtya_OtherTaxExpenseBenefitContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_DeferredOtherIncomeTaxExpenseBenefit_c362ea64-79ff-4458-8b8b-3d8ec8dcdfb5" xlink:href="lbtya-20251231.xsd#lbtya_DeferredOtherIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OtherTaxExpenseBenefitContinuingOperations_e37e2ee4-fa37-48d9-9f0f-09f2f8e9fd77" xlink:to="loc_lbtya_DeferredOtherIncomeTaxExpenseBenefit_c362ea64-79ff-4458-8b8b-3d8ec8dcdfb5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_CurrentOtherTaxExpenseBenefit_e299d7d6-6e67-4d38-8d72-f0fcffc1fb1d" xlink:href="lbtya-20251231.xsd#lbtya_CurrentOtherTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OtherTaxExpenseBenefitContinuingOperations_e37e2ee4-fa37-48d9-9f0f-09f2f8e9fd77" xlink:to="loc_lbtya_CurrentOtherTaxExpenseBenefit_e299d7d6-6e67-4d38-8d72-f0fcffc1fb1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_f0e72415-1ab8-48a4-9e88-c8e9efc1d829" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_7b7acb00-b55a-49e1-afdf-4374ea04fbc8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_f0e72415-1ab8-48a4-9e88-c8e9efc1d829" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_7b7acb00-b55a-49e1-afdf-4374ea04fbc8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_fb7bad06-64e1-4c8f-95b9-a068608435ca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_f0e72415-1ab8-48a4-9e88-c8e9efc1d829" xlink:to="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_fb7bad06-64e1-4c8f-95b9-a068608435ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_DeferredOtherIncomeTaxExpenseBenefit_5f1078a6-f9d9-4ed5-841a-d908f7a52f67" xlink:href="lbtya-20251231.xsd#lbtya_DeferredOtherIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_f0e72415-1ab8-48a4-9e88-c8e9efc1d829" xlink:to="loc_lbtya_DeferredOtherIncomeTaxExpenseBenefit_5f1078a6-f9d9-4ed5-841a-d908f7a52f67" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesScheduleofBenefitExpenseofIncomeTaxDetails_1" xlink:type="simple" xlink:href="lbtya-20251231.xsd#IncomeTaxesScheduleofBenefitExpenseofIncomeTaxDetails_1"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesScheduleofBenefitExpenseofIncomeTaxDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_34444beb-0fb7-4899-8860-fc2337879703" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_e8039f67-34a0-4991-898b-405ca871134e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_34444beb-0fb7-4899-8860-fc2337879703" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_e8039f67-34a0-4991-898b-405ca871134e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_13950831-7c45-4f67-8efc-e7889cce7102" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_34444beb-0fb7-4899-8860-fc2337879703" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_13950831-7c45-4f67-8efc-e7889cce7102" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesScheduleofReconciliationofFederaltoEffectiveTaxesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#IncomeTaxesScheduleofReconciliationofFederaltoEffectiveTaxesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesScheduleofReconciliationofFederaltoEffectiveTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019b45de-cc4b-79e7-915e-91e279b8caed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019b45de-cc4b-79e7-915e-91e279b8caed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019b45de-cc4b-7b81-86ea-e68668628ebf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019b45de-cc4b-7b81-86ea-e68668628ebf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationForeignCurrencyTranslationAmount_019b45de-cc4b-7d05-a2e5-b164a5f68db6" xlink:href="lbtya-20251231.xsd#lbtya_EffectiveIncomeTaxRateReconciliationForeignCurrencyTranslationAmount"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationForeignCurrencyTranslationAmount_019b45de-cc4b-7d05-a2e5-b164a5f68db6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinBasisandOtherDifferencesintheTreatmentofItemsAssociatedwithInvestmentsinSubsidiariesandAffiliatesAmount_019b45de-cc4b-7363-bab4-dd9299503741" xlink:href="lbtya-20251231.xsd#lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinBasisandOtherDifferencesintheTreatmentofItemsAssociatedwithInvestmentsinSubsidiariesandAffiliatesAmount"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinBasisandOtherDifferencesintheTreatmentofItemsAssociatedwithInvestmentsinSubsidiariesandAffiliatesAmount_019b45de-cc4b-7363-bab4-dd9299503741" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019b45de-cc4b-7647-8741-1a07402c0406" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019b45de-cc4b-7647-8741-1a07402c0406" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_019b45de-cc4b-7ef3-8087-115367129740" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges_019b45de-cc4b-7ef3-8087-115367129740" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_019b45de-cc4b-7ca3-82bd-929dbf37beee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_019b45de-cc4b-7ca3-82bd-929dbf37beee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes_019b45de-cc4b-77f6-9b7d-30f839483c76" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019b45de-cc4b-7bab-98f3-f70e1ccc8980" xlink:to="loc_us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes_019b45de-cc4b-77f6-9b7d-30f839483c76" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019b45df-3786-714c-a8a9-c276795d54d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019b45df-3786-714c-a8a9-c276795d54d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_019b45df-3786-7628-a7d8-3c54fc8b285d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_019b45df-3786-7628-a7d8-3c54fc8b285d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationForeignCurrencyTranslationPercent_019b45df-3786-7996-aaa2-22d41247a4e2" xlink:href="lbtya-20251231.xsd#lbtya_EffectiveIncomeTaxRateReconciliationForeignCurrencyTranslationPercent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationForeignCurrencyTranslationPercent_019b45df-3786-7996-aaa2-22d41247a4e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseInBasisAndOtherDifferencesInTheTreatmentOfItemsAssociatedWithInvestmentsInSubsidiariesAndAffiliates_019b45df-3786-76fe-9e97-926bd08ee8f4" xlink:href="lbtya-20251231.xsd#lbtya_EffectiveIncomeTaxRateReconciliationDecreaseInBasisAndOtherDifferencesInTheTreatmentOfItemsAssociatedWithInvestmentsInSubsidiariesAndAffiliates"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseInBasisAndOtherDifferencesInTheTreatmentOfItemsAssociatedWithInvestmentsInSubsidiariesAndAffiliates_019b45df-3786-76fe-9e97-926bd08ee8f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019b45df-3786-74f7-aebb-c8b3700b21dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019b45df-3786-74f7-aebb-c8b3700b21dd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseRestructuringCharges_019b45df-3786-730e-8345-3bec94f284df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseRestructuringCharges"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseRestructuringCharges_019b45df-3786-730e-8345-3bec94f284df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_019b45df-3786-73e8-aba6-1fb9e5619a25" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_019b45df-3786-73e8-aba6-1fb9e5619a25" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes_019b45df-3786-779c-83c2-6c25debbcea6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019b45df-3786-7db8-9c2e-a5afb4b53cbe" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes_019b45df-3786-779c-83c2-6c25debbcea6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesScheduleofComponentsofNetDeferredTaxAssetsDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#IncomeTaxesScheduleofComponentsofNetDeferredTaxAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesScheduleofComponentsofNetDeferredTaxAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_3aa88935-b0f2-43c1-94e5-651fb4bf3eb0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_8fce95d6-b261-4c97-973f-6a0e7324d07f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_3aa88935-b0f2-43c1-94e5-651fb4bf3eb0" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_8fce95d6-b261-4c97-973f-6a0e7324d07f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_45dbc110-a7d7-479a-9d51-192f8f4e6378" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_3aa88935-b0f2-43c1-94e5-651fb4bf3eb0" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_45dbc110-a7d7-479a-9d51-192f8f4e6378" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesScheduleofDeferredTaxAssetsandDeferredTaxLiabilitiesDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#IncomeTaxesScheduleofDeferredTaxAssetsandDeferredTaxLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesScheduleofDeferredTaxAssetsandDeferredTaxLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_2f80d381-e28c-4b99-9c44-043595ac6805" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_c2188fc4-a1b0-4c2c-be0a-9844e0f3f7b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_2f80d381-e28c-4b99-9c44-043595ac6805" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_c2188fc4-a1b0-4c2c-be0a-9844e0f3f7b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_ea761657-c8b6-4181-9c38-b42f63653cdf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_2f80d381-e28c-4b99-9c44-043595ac6805" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_ea761657-c8b6-4181-9c38-b42f63653cdf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsInvestments_783cec0e-5c6f-4491-859e-4d1692cd19b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:to="loc_us-gaap_DeferredTaxAssetsInvestments_783cec0e-5c6f-4491-859e-4d1692cd19b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOther_23ddcb70-c9e9-4f7c-b59f-b4250c2b20f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOther"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:to="loc_us-gaap_DeferredTaxAssetsOther_23ddcb70-c9e9-4f7c-b59f-b4250c2b20f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_DeferredTaxAssetsPropertyAndEquipmentNet_f6885d8c-2b0c-4778-ab67-14b0810cfc4e" xlink:href="lbtya-20251231.xsd#lbtya_DeferredTaxAssetsPropertyAndEquipmentNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:to="loc_lbtya_DeferredTaxAssetsPropertyAndEquipmentNet_f6885d8c-2b0c-4778-ab67-14b0810cfc4e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_d8adf335-98ee-40e7-855f-9fc17b14f0af" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_d8adf335-98ee-40e7-855f-9fc17b14f0af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_bb36d4ae-0df0-458c-b2dd-a360456700c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_bb36d4ae-0df0-458c-b2dd-a360456700c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_DeferredTaxAssetsDebtAndInterest_a68afb1e-c61d-4e7d-8118-053711ed70d0" xlink:href="lbtya-20251231.xsd#lbtya_DeferredTaxAssetsDebtAndInterest"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:to="loc_lbtya_DeferredTaxAssetsDebtAndInterest_a68afb1e-c61d-4e7d-8118-053711ed70d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_DeferredTaxAssetsLeaseLiabilities_75e9cf9b-4d0f-4c0b-8984-79c9cf9a9201" xlink:href="lbtya-20251231.xsd#lbtya_DeferredTaxAssetsLeaseLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_ec420a9a-d515-455d-adc7-55f3fe2302fb" xlink:to="loc_lbtya_DeferredTaxAssetsLeaseLiabilities_75e9cf9b-4d0f-4c0b-8984-79c9cf9a9201" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_9ee5af0a-b5ae-4d5f-afbf-28bb4415dda1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_7084e3fd-d0cf-4107-ac86-a0a233338737" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_9ee5af0a-b5ae-4d5f-afbf-28bb4415dda1" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_7084e3fd-d0cf-4107-ac86-a0a233338737" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_5e3f3a7a-6393-4751-b6c8-88029f4d1e2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_9ee5af0a-b5ae-4d5f-afbf-28bb4415dda1" xlink:to="loc_us-gaap_DeferredTaxAssetsNet_5e3f3a7a-6393-4751-b6c8-88029f4d1e2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_78f371ec-9876-4e6d-8100-c606a211da23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_b58b524b-c9cf-4717-b240-0480cf2e503d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_78f371ec-9876-4e6d-8100-c606a211da23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_b58b524b-c9cf-4717-b240-0480cf2e503d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_8ed70785-102a-474a-a6bf-104adb48418b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_78f371ec-9876-4e6d-8100-c606a211da23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_8ed70785-102a-474a-a6bf-104adb48418b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_ffedefa5-768c-46b1-84e7-96d147b472be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesLeasingArrangements"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_78f371ec-9876-4e6d-8100-c606a211da23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_ffedefa5-768c-46b1-84e7-96d147b472be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_lbtya_DeferredTaxLiabilitiesDebtAndInterest_019c4e30-dad6-740e-9573-209285a8bf83" xlink:href="lbtya-20251231.xsd#lbtya_DeferredTaxLiabilitiesDebtAndInterest"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_78f371ec-9876-4e6d-8100-c606a211da23" xlink:to="loc_lbtya_DeferredTaxLiabilitiesDebtAndInterest_019c4e30-dad6-740e-9573-209285a8bf83" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesDerivatives_507e347f-1544-4967-b1c6-3343db6bb4a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesDerivatives"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_78f371ec-9876-4e6d-8100-c606a211da23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesDerivatives_507e347f-1544-4967-b1c6-3343db6bb4a8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesOther_4622c1a7-435c-4ffd-96cc-ed358e02fa82" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesOther"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_78f371ec-9876-4e6d-8100-c606a211da23" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesOther_4622c1a7-435c-4ffd-96cc-ed358e02fa82" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesScheduleofCashTaxesPaidNetofRefundsDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#IncomeTaxesScheduleofCashTaxesPaidNetofRefundsDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesScheduleofCashTaxesPaidNetofRefundsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_019b45f6-47d8-746e-90c2-45b4ef8ae47c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived_019b45f6-47d8-7420-8796-54a59e7394a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_019b45f6-47d8-746e-90c2-45b4ef8ae47c" xlink:to="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived_019b45f6-47d8-7420-8796-54a59e7394a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceived_019b45f6-47d8-7987-8383-e02076bf5e06" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidForeignAfterRefundReceived"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_019b45f6-47d8-746e-90c2-45b4ef8ae47c" xlink:to="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceived_019b45f6-47d8-7987-8383-e02076bf5e06" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/DefinedBenefitPlansDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#DefinedBenefitPlansDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DefinedBenefitPlansDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_5425ba06-8d60-4357-b9a5-cbb0f17999a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanFundedStatusOfPlan"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_0e0fefbc-d9cb-461b-870a-ee289e42e820" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanBenefitObligation"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_5425ba06-8d60-4357-b9a5-cbb0f17999a1" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligation_0e0fefbc-d9cb-461b-870a-ee289e42e820" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_9fbfcdde-6fac-483f-b42f-2ad97fc650e9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_5425ba06-8d60-4357-b9a5-cbb0f17999a1" xlink:to="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_9fbfcdde-6fac-483f-b42f-2ad97fc650e9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/AccumulatedOtherComprehensiveEarningsLossStatementsofComprehensiveEarningsLossDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#AccumulatedOtherComprehensiveEarningsLossStatementsofComprehensiveEarningsLossDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/AccumulatedOtherComprehensiveEarningsLossStatementsofComprehensiveEarningsLossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_73e1c490-32b0-444d-be9e-ec92df89dd64" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_e6d8cffe-1db0-46a2-ac51-b704c81efd75" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_73e1c490-32b0-444d-be9e-ec92df89dd64" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTax_e6d8cffe-1db0-46a2-ac51-b704c81efd75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest_7b2d1d2b-0fae-4270-84f5-7fa0f7471659" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_73e1c490-32b0-444d-be9e-ec92df89dd64" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest_7b2d1d2b-0fae-4270-84f5-7fa0f7471659" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1418cf57-5b64-493a-a890-e4bf2ac85b15" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_731b8d82-99d1-4ec7-9f8f-01717fae13c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1418cf57-5b64-493a-a890-e4bf2ac85b15" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_731b8d82-99d1-4ec7-9f8f-01717fae13c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_5b54465f-5f42-4a9d-b66f-3139e97a94f2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1418cf57-5b64-493a-a890-e4bf2ac85b15" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_5b54465f-5f42-4a9d-b66f-3139e97a94f2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_03f5b311-fc45-4983-b280-a8e68d451788" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_615c78b8-7814-4ddf-bcca-d5a832507887" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_03f5b311-fc45-4983-b280-a8e68d451788" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_615c78b8-7814-4ddf-bcca-d5a832507887" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_1eea1e61-d3a5-404d-a4b3-2c6645878aa0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_03f5b311-fc45-4983-b280-a8e68d451788" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTax_1eea1e61-d3a5-404d-a4b3-2c6645878aa0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_ac76baae-da08-482d-8925-55eee2e34c80" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_3c037ac9-9ed4-479a-b981-fa87dce9f73c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_ac76baae-da08-482d-8925-55eee2e34c80" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_3c037ac9-9ed4-479a-b981-fa87dce9f73c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest_8ab78c9f-a77f-45ac-827a-8a6bf80c31a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_ac76baae-da08-482d-8925-55eee2e34c80" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest_8ab78c9f-a77f-45ac-827a-8a6bf80c31a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_aed5bec2-25f4-4621-9ee1-048312f4cae0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest_ef011af4-da52-4e29-bd83-b94da0c9e267" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_aed5bec2-25f4-4621-9ee1-048312f4cae0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest_ef011af4-da52-4e29-bd83-b94da0c9e267" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest_e9d4e625-98c7-477c-a714-c0fd9bc6b10b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_aed5bec2-25f4-4621-9ee1-048312f4cae0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest_e9d4e625-98c7-477c-a714-c0fd9bc6b10b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/AccumulatedOtherComprehensiveEarningsLossStatementsofComprehensiveEarningsLossDetails_1" xlink:type="simple" xlink:href="lbtya-20251231.xsd#AccumulatedOtherComprehensiveEarningsLossStatementsofComprehensiveEarningsLossDetails_1"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/AccumulatedOtherComprehensiveEarningsLossStatementsofComprehensiveEarningsLossDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_3cd67d60-ce2c-41b5-85d7-8a17ee73a2cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e24e4cc1-44e7-4cda-8584-65bb94f87872" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_3cd67d60-ce2c-41b5-85d7-8a17ee73a2cc" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e24e4cc1-44e7-4cda-8584-65bb94f87872" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_a7312d93-bf4c-4dc5-a29f-2f4614ceb0df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_3cd67d60-ce2c-41b5-85d7-8a17ee73a2cc" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_a7312d93-bf4c-4dc5-a29f-2f4614ceb0df" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.lgi.com/role/CommitmentsandContingenciesUnrecordedPurchaseObligationDetails" xlink:type="simple" xlink:href="lbtya-20251231.xsd#CommitmentsandContingenciesUnrecordedPurchaseObligationDetails"/>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CommitmentsandContingenciesUnrecordedPurchaseObligationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_401e45a5-bcba-4714-8e52-fa9da22bc127" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_da282e79-3a44-4aae-9690-ffe5e9738df5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_401e45a5-bcba-4714-8e52-fa9da22bc127" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_da282e79-3a44-4aae-9690-ffe5e9738df5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_ee651056-9ba8-4e4f-8f33-551562fd216e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_401e45a5-bcba-4714-8e52-fa9da22bc127" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_ee651056-9ba8-4e4f-8f33-551562fd216e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_17a3cccd-fee7-4e59-b2df-539a4f088685" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_401e45a5-bcba-4714-8e52-fa9da22bc127" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_17a3cccd-fee7-4e59-b2df-539a4f088685" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_b5064fbc-4286-4b49-b141-e9dafad50132" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_401e45a5-bcba-4714-8e52-fa9da22bc127" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_b5064fbc-4286-4b49-b141-e9dafad50132" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_64d419e9-23e9-4b81-a29f-3a4b8c9fa265" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_401e45a5-bcba-4714-8e52-fa9da22bc127" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_64d419e9-23e9-4b81-a29f-3a4b8c9fa265" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears_63e076ad-dc75-4697-8142-e2333ae3093d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_401e45a5-bcba-4714-8e52-fa9da22bc127" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears_63e076ad-dc75-4697-8142-e2333ae3093d" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
