<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" 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">
  <link:roleRef roleURI="http://www.lgi.com/role/AccountingChangesAndRecentAccountingPronouncements" xlink:href="lbtya-20190930.xsd#AccountingChangesAndRecentAccountingPronouncements" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/AccountingChangesAndRecentAccountingPronouncementsDetails" xlink:href="lbtya-20190930.xsd#AccountingChangesAndRecentAccountingPronouncementsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/AccountingChangesAndRecentAccountingPronouncementsPolicies" xlink:href="lbtya-20190930.xsd#AccountingChangesAndRecentAccountingPronouncementsPolicies" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/AcquisitionsAndDispositions" xlink:href="lbtya-20190930.xsd#AcquisitionsAndDispositions" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/AcquisitionsAndDispositionsNarrativeDetails" xlink:href="lbtya-20190930.xsd#AcquisitionsAndDispositionsNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/AcquisitionsAndDispositionsSchedulesDetails" xlink:href="lbtya-20190930.xsd#AcquisitionsAndDispositionsSchedulesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/AcquisitionsAndDispositionsTables" xlink:href="lbtya-20190930.xsd#AcquisitionsAndDispositionsTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/BasisOfPresentation" xlink:href="lbtya-20190930.xsd#BasisOfPresentation" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/BasisOfPresentationNarrativeDetails" xlink:href="lbtya-20190930.xsd#BasisOfPresentationNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CommitmentsAndContingencies" xlink:href="lbtya-20190930.xsd#CommitmentsAndContingencies" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CommitmentsAndContingenciesNarrativeDetails" xlink:href="lbtya-20190930.xsd#CommitmentsAndContingenciesNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CommitmentsAndContingenciesTables" xlink:href="lbtya-20190930.xsd#CommitmentsAndContingenciesTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CommitmentsAndContingenciesUnrecordedPurchaseObligationDetails" xlink:href="lbtya-20190930.xsd#CommitmentsAndContingenciesUnrecordedPurchaseObligationDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedStatementsOfCashFlowsUnaudited" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedStatementsOfCashFlowsUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedStatementsOfCashFlowsUnauditedCalc2" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedStatementsOfCashFlowsUnauditedCalc2" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedStatementsOfCashFlowsUnauditedParenthetical" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedStatementsOfCashFlowsUnauditedParenthetical" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedStatementsOfComprehensiveEarningsUnaudited" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedStatementsOfComprehensiveEarningsUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedStatementsOfEquityUnaudited" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedStatementsOfEquityUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/CondensedConsolidatedStatementsOfOperationsUnaudited" xlink:href="lbtya-20190930.xsd#CondensedConsolidatedStatementsOfOperationsUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/Debt" xlink:href="lbtya-20190930.xsd#Debt" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DebtComponentsOfDebtDetails" xlink:href="lbtya-20190930.xsd#DebtComponentsOfDebtDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DebtComponentsOfDebtDetailsCalc2" xlink:href="lbtya-20190930.xsd#DebtComponentsOfDebtDetailsCalc2" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DebtFinancingTransactionsDetails" xlink:href="lbtya-20190930.xsd#DebtFinancingTransactionsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DebtMaturitiesOfDebtDetails" xlink:href="lbtya-20190930.xsd#DebtMaturitiesOfDebtDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DebtMaturitiesOfDebtDetailsCalc2" xlink:href="lbtya-20190930.xsd#DebtMaturitiesOfDebtDetailsCalc2" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DebtTables" xlink:href="lbtya-20190930.xsd#DebtTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstruments" xlink:href="lbtya-20190930.xsd#DerivativeInstruments" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsBasisSwapsInterestRateCapsAndCollarsDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsBasisSwapsInterestRateCapsAndCollarsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsCrossCurrencyDerivativeContractsDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsCrossCurrencyDerivativeContractsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsFairValuesOfDerivativeAssetsAndLiabilitiesDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsFairValuesOfDerivativeAssetsAndLiabilitiesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsForeignCurrencyForwardsAndOptionsDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsForeignCurrencyForwardsAndOptionsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsImpactOfDerivativeInstrumentsOnBorrowingCostsDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsImpactOfDerivativeInstrumentsOnBorrowingCostsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsInterestRateSwapContractsAndOptionsDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsInterestRateSwapContractsAndOptionsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsNarrativeDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsNetCashReceivedPaidRelatedToDerivativesScheduleDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsNetCashReceivedPaidRelatedToDerivativesScheduleDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsRealizedAndUnrealizedGainsLossesOnDerivativesScheduleAndFootnotesDetails" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsRealizedAndUnrealizedGainsLossesOnDerivativesScheduleAndFootnotesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DerivativeInstrumentsTables" xlink:href="lbtya-20190930.xsd#DerivativeInstrumentsTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/DocumentAndEntityInformation" xlink:href="lbtya-20190930.xsd#DocumentAndEntityInformation" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/EarningsOrLossPerShare" xlink:href="lbtya-20190930.xsd#EarningsOrLossPerShare" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/EarningsOrLossPerShareNarrativeDetails" xlink:href="lbtya-20190930.xsd#EarningsOrLossPerShareNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/EarningsOrLossPerShareSchedulesDetails" xlink:href="lbtya-20190930.xsd#EarningsOrLossPerShareSchedulesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/EarningsOrLossPerShareTables" xlink:href="lbtya-20190930.xsd#EarningsOrLossPerShareTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/Equity" xlink:href="lbtya-20190930.xsd#Equity" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/EquityDetails" xlink:href="lbtya-20190930.xsd#EquityDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/FairValueMeasurements" xlink:href="lbtya-20190930.xsd#FairValueMeasurements" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/FairValueMeasurementsAssetsAndLiabilitiesReconciliationScheduleAndFootnoteDetails" xlink:href="lbtya-20190930.xsd#FairValueMeasurementsAssetsAndLiabilitiesReconciliationScheduleAndFootnoteDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/FairValueMeasurementsSummaryOfAssetsAndLiabilitiesAtFairValueScheduleDetails" xlink:href="lbtya-20190930.xsd#FairValueMeasurementsSummaryOfAssetsAndLiabilitiesAtFairValueScheduleDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/FairValueMeasurementsTables" xlink:href="lbtya-20190930.xsd#FairValueMeasurementsTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxes" xlink:href="lbtya-20190930.xsd#IncomeTaxes" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesNarrativeDetails" xlink:href="lbtya-20190930.xsd#IncomeTaxesNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesReconciliationOfFederalToEffectiveTaxesScheduleDetails" xlink:href="lbtya-20190930.xsd#IncomeTaxesReconciliationOfFederalToEffectiveTaxesScheduleDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/IncomeTaxesTables" xlink:href="lbtya-20190930.xsd#IncomeTaxesTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/Investments" xlink:href="lbtya-20190930.xsd#Investments" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/InvestmentsNarrativeDetails" xlink:href="lbtya-20190930.xsd#InvestmentsNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/InvestmentsSchedulesDetails" xlink:href="lbtya-20190930.xsd#InvestmentsSchedulesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/InvestmentsTables" xlink:href="lbtya-20190930.xsd#InvestmentsTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/Leases" xlink:href="lbtya-20190930.xsd#Leases" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesLeaseBalancesDetails" xlink:href="lbtya-20190930.xsd#LeasesLeaseBalancesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesLeaseExpenseAndCashOutflowsFromOperatingAndFinanceLeasesDetails" xlink:href="lbtya-20190930.xsd#LeasesLeaseExpenseAndCashOutflowsFromOperatingAndFinanceLeasesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinanceLeaseObligationsUnderTopic840Details" xlink:href="lbtya-20190930.xsd#LeasesMaturitiesOfOperatingAndFinanceLeaseObligationsUnderTopic840Details" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinanceLeaseObligationsUnderTopic840DetailsCalc2" xlink:href="lbtya-20190930.xsd#LeasesMaturitiesOfOperatingAndFinanceLeaseObligationsUnderTopic840DetailsCalc2" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinancingLeaseLiabilitiesDetails" xlink:href="lbtya-20190930.xsd#LeasesMaturitiesOfOperatingAndFinancingLeaseLiabilitiesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinancingLeaseLiabilitiesDetailsCalc2" xlink:href="lbtya-20190930.xsd#LeasesMaturitiesOfOperatingAndFinancingLeaseLiabilitiesDetailsCalc2" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LeasesTables" xlink:href="lbtya-20190930.xsd#LeasesTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LongLivedAssets" xlink:href="lbtya-20190930.xsd#LongLivedAssets" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LongLivedAssetsNarrativeDetails" xlink:href="lbtya-20190930.xsd#LongLivedAssetsNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LongLivedAssetsScheduleOfChangesInCarryingAmountOfGoodwillDetails" xlink:href="lbtya-20190930.xsd#LongLivedAssetsScheduleOfChangesInCarryingAmountOfGoodwillDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LongLivedAssetsScheduleOfIntangibleAssetsSubjectToAmortizationNetDetails" xlink:href="lbtya-20190930.xsd#LongLivedAssetsScheduleOfIntangibleAssetsSubjectToAmortizationNetDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LongLivedAssetsScheduleOfPpeDetails" xlink:href="lbtya-20190930.xsd#LongLivedAssetsScheduleOfPpeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/LongLivedAssetsTables" xlink:href="lbtya-20190930.xsd#LongLivedAssetsTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/RestructuringLiability" xlink:href="lbtya-20190930.xsd#RestructuringLiability" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/RestructuringLiabilityDetails" xlink:href="lbtya-20190930.xsd#RestructuringLiabilityDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/RestructuringLiabilityTables" xlink:href="lbtya-20190930.xsd#RestructuringLiabilityTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/RevenueRecognitionAndRelatedCosts" xlink:href="lbtya-20190930.xsd#RevenueRecognitionAndRelatedCosts" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/RevenueRecognitionAndRelatedCostsDetails" xlink:href="lbtya-20190930.xsd#RevenueRecognitionAndRelatedCostsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReporting" xlink:href="lbtya-20190930.xsd#SegmentReporting" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReportingCapitalExpendituresOfReportableSegmentsDetails" xlink:href="lbtya-20190930.xsd#SegmentReportingCapitalExpendituresOfReportableSegmentsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReportingGeographicSegmentsDetails" xlink:href="lbtya-20190930.xsd#SegmentReportingGeographicSegmentsDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReportingNarrativeDetails" xlink:href="lbtya-20190930.xsd#SegmentReportingNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReportingPerformanceMeasuresScheduleDetails" xlink:href="lbtya-20190930.xsd#SegmentReportingPerformanceMeasuresScheduleDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReportingReconciliationOfConsolidatedSegmentAdjustedOibdaScheduleDetails" xlink:href="lbtya-20190930.xsd#SegmentReportingReconciliationOfConsolidatedSegmentAdjustedOibdaScheduleDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReportingRevenueByMajorCategoryDetails" xlink:href="lbtya-20190930.xsd#SegmentReportingRevenueByMajorCategoryDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SegmentReportingTables" xlink:href="lbtya-20190930.xsd#SegmentReportingTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/ShareBasedCompensation" xlink:href="lbtya-20190930.xsd#ShareBasedCompensation" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/ShareBasedCompensationAwardsOutstandingAndExercisableDetails" xlink:href="lbtya-20190930.xsd#ShareBasedCompensationAwardsOutstandingAndExercisableDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/ShareBasedCompensationNarrativeDetails" xlink:href="lbtya-20190930.xsd#ShareBasedCompensationNarrativeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/ShareBasedCompensationShareBasedCompensationExpenseDetails" xlink:href="lbtya-20190930.xsd#ShareBasedCompensationShareBasedCompensationExpenseDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/ShareBasedCompensationTables" xlink:href="lbtya-20190930.xsd#ShareBasedCompensationTables" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SubsequentEvents" xlink:href="lbtya-20190930.xsd#SubsequentEvents" xlink:type="simple" />
  <link:roleRef roleURI="http://www.lgi.com/role/SubsequentEventsDetails" xlink:href="lbtya-20190930.xsd#SubsequentEventsDetails" xlink:type="simple" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/AccountingChangesAndRecentAccountingPronouncements" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/AccountingChangesAndRecentAccountingPronouncementsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/AccountingChangesAndRecentAccountingPronouncementsPolicies" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/AcquisitionsAndDispositions" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/AcquisitionsAndDispositionsNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/AcquisitionsAndDispositionsSchedulesDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_d9787bcc-e26a-e14e-b8ed-b82e68531cea" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest_9e315654-163f-3fd7-41cc-d0324d22f79f" xlink:type="locator" />
    <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_d9787bcc-e26a-e14e-b8ed-b82e68531cea" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest_9e315654-163f-3fd7-41cc-d0324d22f79f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_d9787bcc-e26a-e14e-b8ed-b82e68531cea" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_e6d541e1-f4f4-005e-01e7-1fea8b5b3da6" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_e6d541e1-f4f4-005e-01e7-1fea8b5b3da6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_6a929962-55c4-d534-dec1-e59d6078d631" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_6a929962-55c4-d534-dec1-e59d6078d631" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_f30b9be6-59bd-43dd-a4a4-1c4cbaaa1790" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_7ed57a7e-6f29-a005-f782-4e660d6e7f6a" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_f30b9be6-59bd-43dd-a4a4-1c4cbaaa1790" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_7ed57a7e-6f29-a005-f782-4e660d6e7f6a" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent_8eebd75f-2195-0761-8bf5-e198389f5b59" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_f30b9be6-59bd-43dd-a4a4-1c4cbaaa1790" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent_8eebd75f-2195-0761-8bf5-e198389f5b59" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillNoncurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillNoncurrent_1e41f7c5-35be-5e58-70de-57bde8fca32f" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_f30b9be6-59bd-43dd-a4a4-1c4cbaaa1790" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillNoncurrent_1e41f7c5-35be-5e58-70de-57bde8fca32f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets_ca071052-aa25-dfad-9978-9a7b935d372f" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_f30b9be6-59bd-43dd-a4a4-1c4cbaaa1790" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets_ca071052-aa25-dfad-9978-9a7b935d372f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_b6b21d1b-243c-e4c1-6309-f66e30ef6420" xlink:type="locator" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_DisposalGroupIncludingDiscontinuedOperationDebtandCapitalLeaseObligationsCurrent" xlink:label="loc_lbtya_DisposalGroupIncludingDiscontinuedOperationDebtandCapitalLeaseObligationsCurrent_d487485c-5cdf-48bb-361a-0d56648084fe" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_b6b21d1b-243c-e4c1-6309-f66e30ef6420" xlink:to="loc_lbtya_DisposalGroupIncludingDiscontinuedOperationDebtandCapitalLeaseObligationsCurrent_d487485c-5cdf-48bb-361a-0d56648084fe" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent_62cec52f-9dc6-c9dc-800e-8a33de83e862" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_b6b21d1b-243c-e4c1-6309-f66e30ef6420" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent_62cec52f-9dc6-c9dc-800e-8a33de83e862" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_DisposalGroupIncludingDiscontinuedOperationDebtandCapitalLeaseObligationsNoncurrent" xlink:label="loc_lbtya_DisposalGroupIncludingDiscontinuedOperationDebtandCapitalLeaseObligationsNoncurrent_2ac0824f-fbbd-73c0-92dd-0d5664e10e85" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_b6b21d1b-243c-e4c1-6309-f66e30ef6420" xlink:to="loc_lbtya_DisposalGroupIncludingDiscontinuedOperationDebtandCapitalLeaseObligationsNoncurrent_2ac0824f-fbbd-73c0-92dd-0d5664e10e85" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities_8c078056-e8f9-8525-d9bb-2e972b6bbf76" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_b6b21d1b-243c-e4c1-6309-f66e30ef6420" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities_8c078056-e8f9-8525-d9bb-2e972b6bbf76" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/AcquisitionsAndDispositionsTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/BasisOfPresentation" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/BasisOfPresentationNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/CommitmentsAndContingencies" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/CommitmentsAndContingenciesNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/CommitmentsAndContingenciesTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/CommitmentsAndContingenciesUnrecordedPurchaseObligationDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear_8df26d82-842b-d452-1b44-4418f0a6d77b" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear_8df26d82-842b-d452-1b44-4418f0a6d77b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_99d9f0b8-f5b3-4fd1-76cd-478b2e7f6018" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_99d9f0b8-f5b3-4fd1-76cd-478b2e7f6018" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_1dfa7c8c-2812-4b4a-77f2-112d14162d77" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_1dfa7c8c-2812-4b4a-77f2-112d14162d77" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_6f94c565-d2e6-31b3-81da-64342af540de" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_6f94c565-d2e6-31b3-81da-64342af540de" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_400b3c8d-38cb-aaab-5137-f5fb3dbf6cd6" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_400b3c8d-38cb-aaab-5137-f5fb3dbf6cd6" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_UnrecordedUnconditionalPurchaseObligationBalanceOnSixthAnniversary" xlink:label="loc_lbtya_UnrecordedUnconditionalPurchaseObligationBalanceOnSixthAnniversary_53a1b3c9-fff8-e2ed-c9d7-0d56653276ae" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:to="loc_lbtya_UnrecordedUnconditionalPurchaseObligationBalanceOnSixthAnniversary_53a1b3c9-fff8-e2ed-c9d7-0d56653276ae" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_UnrecordedUnconditionalPurchaseObligationBalanceOnSixthAnniversaryAndThereafter" xlink:label="loc_lbtya_UnrecordedUnconditionalPurchaseObligationBalanceOnSixthAnniversaryAndThereafter_c41fe41d-b7f5-cdb5-808e-0d5662554549" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_70a8ebf0-69ae-4d00-87e4-622950ef1181" xlink:to="loc_lbtya_UnrecordedUnconditionalPurchaseObligationBalanceOnSixthAnniversaryAndThereafter_c41fe41d-b7f5-cdb5-808e-0d5662554549" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_d7f1ad03-6ed4-706a-15fc-eae794dee33a" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_44863786-cbc4-bac4-e070-0a1f19314584" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_d7f1ad03-6ed4-706a-15fc-eae794dee33a" xlink:to="loc_us-gaap_Liabilities_44863786-cbc4-bac4-e070-0a1f19314584" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_44863786-cbc4-bac4-e070-0a1f19314584" xlink:to="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_9c889623-7b4f-c89a-bbb3-2bc9fb9ad9f5" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:to="loc_us-gaap_AccountsPayableCurrent_9c889623-7b4f-c89a-bbb3-2bc9fb9ad9f5" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_68a2ece1-b79e-558c-a305-f3ccae8c21c3" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_68a2ece1-b79e-558c-a305-f3ccae8c21c3" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_1417330d-29f9-c4e9-abb6-2898d623f603" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:to="loc_us-gaap_DebtCurrent_1417330d-29f9-c4e9-abb6-2898d623f603" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_fa7787c9-a33c-d084-bb97-5e2455f77a4c" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_fa7787c9-a33c-d084-bb97-5e2455f77a4c" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_AccruedCapitalExpendituresCurrent" xlink:label="loc_lbtya_AccruedCapitalExpendituresCurrent_4c5c2cda-8715-3ae6-7a5c-0d56631b21e9" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:to="loc_lbtya_AccruedCapitalExpendituresCurrent_4c5c2cda-8715-3ae6-7a5c-0d56631b21e9" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_67f01114-c4ea-0168-3eea-619282e0423c" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30dca50d-a7bd-cff0-949a-3d7ae869c50d" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_67f01114-c4ea-0168-3eea-619282e0423c" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_c04a9f43-7296-9f06-8aab-f3b0c03decfa" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_44863786-cbc4-bac4-e070-0a1f19314584" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_c04a9f43-7296-9f06-8aab-f3b0c03decfa" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_8c850143-cd0c-0f85-9038-e19d8c4f7808" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_44863786-cbc4-bac4-e070-0a1f19314584" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_8c850143-cd0c-0f85-9038-e19d8c4f7808" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_1a135c88-c424-f9c2-9674-af6f11a9bcef" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_44863786-cbc4-bac4-e070-0a1f19314584" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_1a135c88-c424-f9c2-9674-af6f11a9bcef" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2605fa18-bbd8-c7d7-35fc-aace43a8c019" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_d7f1ad03-6ed4-706a-15fc-eae794dee33a" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2605fa18-bbd8-c7d7-35fc-aace43a8c019" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_4b9904d8-8624-0dbb-a949-29ff2cf808a8" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2605fa18-bbd8-c7d7-35fc-aace43a8c019" xlink:to="loc_us-gaap_StockholdersEquity_4b9904d8-8624-0dbb-a949-29ff2cf808a8" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_f05ab245-2bd1-7865-e7ed-1461a5a6155f" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_4b9904d8-8624-0dbb-a949-29ff2cf808a8" xlink:to="loc_us-gaap_CommonStockValue_f05ab245-2bd1-7865-e7ed-1461a5a6155f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_3d5a0ca6-0f59-67e6-adb5-6aecd22b693b" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_4b9904d8-8624-0dbb-a949-29ff2cf808a8" xlink:to="loc_us-gaap_AdditionalPaidInCapital_3d5a0ca6-0f59-67e6-adb5-6aecd22b693b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_62305d8f-d807-0fe8-d0ab-f2c2b3d03011" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_4b9904d8-8624-0dbb-a949-29ff2cf808a8" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_62305d8f-d807-0fe8-d0ab-f2c2b3d03011" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_988c1346-b444-a867-fe80-f3aec1443d54" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_4b9904d8-8624-0dbb-a949-29ff2cf808a8" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_988c1346-b444-a867-fe80-f3aec1443d54" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_e6069c8d-dfec-45ff-4b3f-643d125d5b29" xlink:type="locator" />
    <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_4b9904d8-8624-0dbb-a949-29ff2cf808a8" xlink:to="loc_us-gaap_TreasuryStockValue_e6069c8d-dfec-45ff-4b3f-643d125d5b29" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterest" xlink:label="loc_us-gaap_MinorityInterest_3070eb63-b0f5-1f18-a22f-cc54a94922d9" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2605fa18-bbd8-c7d7-35fc-aace43a8c019" xlink:to="loc_us-gaap_MinorityInterest_3070eb63-b0f5-1f18-a22f-cc54a94922d9" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_4d934b0d-59bc-ae5c-ffb9-b6ced82ff9f8" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_d7f1ad03-6ed4-706a-15fc-eae794dee33a" xlink:to="loc_us-gaap_CommitmentsAndContingencies_4d934b0d-59bc-ae5c-ffb9-b6ced82ff9f8" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:to="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_dd2cbe99-77d2-db20-3c91-750589881c79" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_dd2cbe99-77d2-db20-3c91-750589881c79" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1de780cc-9607-daa3-0bed-03c88ae94769" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1de780cc-9607-daa3-0bed-03c88ae94769" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetsCurrent" xlink:label="loc_us-gaap_DerivativeAssetsCurrent_280a1859-524b-2b72-b4d6-98ab38afc46a" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:to="loc_us-gaap_DerivativeAssetsCurrent_280a1859-524b-2b72-b4d6-98ab38afc46a" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PrepaidExpenseCurrent" xlink:label="loc_us-gaap_PrepaidExpenseCurrent_f68f267d-78ad-b62f-6b0e-44daadd4feda" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:to="loc_us-gaap_PrepaidExpenseCurrent_f68f267d-78ad-b62f-6b0e-44daadd4feda" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_7832082e-fa39-48cc-a655-249c101debf9" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:to="loc_us-gaap_OtherAssetsCurrent_7832082e-fa39-48cc-a655-249c101debf9" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_62bb35f3-f63d-e559-6d31-a62336122a76" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0b3bd361-d592-2906-279e-2682647fdd27" xlink:to="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_62bb35f3-f63d-e559-6d31-a62336122a76" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="loc_us-gaap_LongTermInvestments_81aff716-bdf5-d622-e5a1-514839b6b4b2" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:to="loc_us-gaap_LongTermInvestments_81aff716-bdf5-d622-e5a1-514839b6b4b2" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_4246ec24-1a4c-19dd-57c9-32d4a8e0cbaa" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_4246ec24-1a4c-19dd-57c9-32d4a8e0cbaa" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_37b440e2-656c-b624-0688-b7cf681bf981" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:to="loc_us-gaap_Goodwill_37b440e2-656c-b624-0688-b7cf681bf981" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_bd8545de-cfc2-6f31-bff6-ed0d4012c357" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_bd8545de-cfc2-6f31-bff6-ed0d4012c357" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_60654fa3-82c2-3e38-ce88-436acda713ac" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_60654fa3-82c2-3e38-ce88-436acda713ac" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_fb398cd8-5a09-24ac-e7f4-4dbfce9bf237" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_17ef3f41-42f7-52c0-cba1-93e7e0e1116a" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_fb398cd8-5a09-24ac-e7f4-4dbfce9bf237" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedStatementsOfCashFlowsUnaudited" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_0e239afa-3e2c-fa46-2613-c586bd93b315" xlink:type="locator" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_IncomeTaxesPaidContinuingOperations" xlink:label="loc_lbtya_IncomeTaxesPaidContinuingOperations_eec7d747-f5b9-3ea8-23c3-0d5663d4f254" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_0e239afa-3e2c-fa46-2613-c586bd93b315" xlink:to="loc_lbtya_IncomeTaxesPaidContinuingOperations_eec7d747-f5b9-3ea8-23c3-0d5663d4f254" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_IncomeTaxesPaidDiscontinuedOperations" xlink:label="loc_lbtya_IncomeTaxesPaidDiscontinuedOperations_74c4f892-6606-42ad-122c-0d56647c1617" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_0e239afa-3e2c-fa46-2613-c586bd93b315" xlink:to="loc_lbtya_IncomeTaxesPaidDiscontinuedOperations_74c4f892-6606-42ad-122c-0d56647c1617" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="loc_us-gaap_InterestPaidNet_5a090289-540c-5f63-3928-08b896f3194d" xlink:type="locator" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_InterestPaidContinuingOperations" xlink:label="loc_lbtya_InterestPaidContinuingOperations_a8b18f16-564d-937f-23d9-0d5663c3dabb" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestPaidNet_5a090289-540c-5f63-3928-08b896f3194d" xlink:to="loc_lbtya_InterestPaidContinuingOperations_a8b18f16-564d-937f-23d9-0d5663c3dabb" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPaidDiscontinuedOperations" xlink:label="loc_us-gaap_InterestPaidDiscontinuedOperations_aafa4287-f42e-167d-fd0c-d63b5a9a47d3" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestPaidNet_5a090289-540c-5f63-3928-08b896f3194d" xlink:to="loc_us-gaap_InterestPaidDiscontinuedOperations_aafa4287-f42e-167d-fd0c-d63b5a9a47d3" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_50231013-f048-89e7-0e20-ba139224c5f7" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_1efd93c0-bb90-2a64-a997-3a70afaa3faa" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_50231013-f048-89e7-0e20-ba139224c5f7" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_1efd93c0-bb90-2a64-a997-3a70afaa3faa" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_1efd93c0-bb90-2a64-a997-3a70afaa3faa" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_d9fb5934-4f13-92b2-8e44-5640fd135622" xlink:type="locator" />
    <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_d9fb5934-4f13-92b2-8e44-5640fd135622" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_f58bb86e-8b52-c30f-7b3a-554d3e73586f" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_f58bb86e-8b52-c30f-7b3a-554d3e73586f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_3f804297-91a1-3939-541d-a39b6288c9f9" xlink:type="locator" />
    <link:calculationArc order="3" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_3f804297-91a1-3939-541d-a39b6288c9f9" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfOtherEquity" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfOtherEquity_b441e7f9-061c-a87d-caae-36407a22b028" xlink:type="locator" />
    <link:calculationArc order="4" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfOtherEquity_b441e7f9-061c-a87d-caae-36407a22b028" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromHedgeFinancingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_c4bc0555-417b-1c49-5c53-7e1c68532afb" xlink:type="locator" />
    <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:to="loc_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_c4bc0555-417b-1c49-5c53-7e1c68532afb" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_3ddd0290-3d1a-2e62-5161-428d280d3fb6" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1e9a7c16-4fc2-3bb7-a9b8-0f4759442cfd" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_3ddd0290-3d1a-2e62-5161-428d280d3fb6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_6729c6d8-d315-8e08-aea9-a05751165fb5" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_1efd93c0-bb90-2a64-a997-3a70afaa3faa" xlink:to="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_6729c6d8-d315-8e08-aea9-a05751165fb5" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_6bd7c3da-2a5b-cbc6-d33a-bb097a23c2f6" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_50231013-f048-89e7-0e20-ba139224c5f7" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_6bd7c3da-2a5b-cbc6-d33a-bb097a23c2f6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ce0d7b63-a366-bc9b-79e1-780981e428fe" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_50231013-f048-89e7-0e20-ba139224c5f7" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ce0d7b63-a366-bc9b-79e1-780981e428fe" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ce0d7b63-a366-bc9b-79e1-780981e428fe" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_f0b9d825-b0b9-37fd-4d25-9294a8598890" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_ShareBasedCompensation_f0b9d825-b0b9-37fd-4d25-9294a8598890" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_9f9b2594-efaa-e1fa-01db-e194221f432f" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_DepreciationAndAmortization_9f9b2594-efaa-e1fa-01db-e194221f432f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_6956794a-a206-7420-332b-94c088c2cd1d" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_6956794a-a206-7420-332b-94c088c2cd1d" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_c839a0d8-dfea-e1a5-fc91-ef95e7aed9cb" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_c839a0d8-dfea-e1a5-fc91-ef95e7aed9cb" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnDerivativeInstrumentsNetPretax" xlink:label="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_0bcab6d8-2bb7-f099-a199-f96923f23f8b" xlink:type="locator" />
    <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_0bcab6d8-2bb7-f099-a199-f96923f23f8b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_96cf6261-5089-1df3-fbfc-c8c8918673b4" xlink:type="locator" />
    <link:calculationArc order="6" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_96cf6261-5089-1df3-fbfc-c8c8918673b4" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_RealizedandUnrealizedLossesGainsduetoChangesinFairValuesofCertainInvestmentsandDebt" xlink:label="loc_lbtya_RealizedandUnrealizedLossesGainsduetoChangesinFairValuesofCertainInvestmentsandDebt_ee4cbd08-49f4-8959-9570-0d566493894d" xlink:type="locator" />
    <link:calculationArc order="7" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_lbtya_RealizedandUnrealizedLossesGainsduetoChangesinFairValuesofCertainInvestmentsandDebt_ee4cbd08-49f4-8959-9570-0d566493894d" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_86dec120-3352-31c8-fc61-55992f948bdd" xlink:type="locator" />
    <link:calculationArc order="8" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_86dec120-3352-31c8-fc61-55992f948bdd" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_3421bed6-296e-da4e-f0e9-a2a8fa1f6d19" xlink:type="locator" />
    <link:calculationArc order="9" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_3421bed6-296e-da4e-f0e9-a2a8fa1f6d19" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapital" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapital_7a310644-f2a0-62e2-f4b4-4dcaaf468d54" xlink:type="locator" />
    <link:calculationArc order="10" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapital_7a310644-f2a0-62e2-f4b4-4dcaaf468d54" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:type="locator" />
    <link:calculationArc order="11" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainsLossesOnRestructuringOfDebt" xlink:label="loc_us-gaap_GainsLossesOnRestructuringOfDebt_484ebdcf-52d4-03c6-5827-9aefddd26f7b" xlink:type="locator" />
    <link:calculationArc order="12" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_GainsLossesOnRestructuringOfDebt_484ebdcf-52d4-03c6-5827-9aefddd26f7b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:label="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_c943c103-b80e-a258-b2f2-08bbe6f9c883" xlink:type="locator" />
    <link:calculationArc order="13" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_dce89b76-d03f-c578-1259-1af05326f597" xlink:to="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_c943c103-b80e-a258-b2f2-08bbe6f9c883" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_e29cccf8-6a61-25e9-e8d3-3b5943366ab7" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ce0d7b63-a366-bc9b-79e1-780981e428fe" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_e29cccf8-6a61-25e9-e8d3-3b5943366ab7" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_0f07a806-a2da-6d18-a7a9-d734fad1f3b0" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_50231013-f048-89e7-0e20-ba139224c5f7" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_0f07a806-a2da-6d18-a7a9-d734fad1f3b0" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_13138e45-c75e-315a-fbed-91178d2e9c45" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_0f07a806-a2da-6d18-a7a9-d734fad1f3b0" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_13138e45-c75e-315a-fbed-91178d2e9c45" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_a73d82d7-3d54-5ea8-2d2f-c40454b71639" xlink:type="locator" />
    <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_13138e45-c75e-315a-fbed-91178d2e9c45" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_a73d82d7-3d54-5ea8-2d2f-c40454b71639" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:label="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_b92a22f8-1cb9-094b-2ac8-a15b13e50636" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_13138e45-c75e-315a-fbed-91178d2e9c45" xlink:to="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_b92a22f8-1cb9-094b-2ac8-a15b13e50636" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_13a9f212-908e-c056-4edd-1ea2f44d1731" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_13138e45-c75e-315a-fbed-91178d2e9c45" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_13a9f212-908e-c056-4edd-1ea2f44d1731" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_b5cf64b6-8899-5a9a-328a-4f0a312ae378" xlink:type="locator" />
    <link:calculationArc order="4" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_13138e45-c75e-315a-fbed-91178d2e9c45" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_b5cf64b6-8899-5a9a-328a-4f0a312ae378" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_FundingofEscrowAccountsNet" xlink:label="loc_lbtya_FundingofEscrowAccountsNet_568CC1763238DE8E1685D6842B3DD5DB" xlink:type="locator" />
    <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_13138e45-c75e-315a-fbed-91178d2e9c45" xlink:to="loc_lbtya_FundingofEscrowAccountsNet_568CC1763238DE8E1685D6842B3DD5DB" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_e111fd52-55a9-1e5b-27cb-a2ceb9143e39" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_0f07a806-a2da-6d18-a7a9-d734fad1f3b0" xlink:to="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_e111fd52-55a9-1e5b-27cb-a2ceb9143e39" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_62f6f07e-4449-59c4-74ee-766defbf8a2f" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_62f6f07e-4449-59c4-74ee-766defbf8a2f" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_6bd7c3da-2a5b-cbc6-d33a-bb097a23c2f6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_8186c872-91f1-5740-c266-1fff7dd455bd" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_62f6f07e-4449-59c4-74ee-766defbf8a2f" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_8186c872-91f1-5740-c266-1fff7dd455bd" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedStatementsOfCashFlowsUnauditedCalc2" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_3D9F93C6B450C0A109903D7E24A5736F_50231013-f048-89e7-0e20-ba139224c5f7" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_3D9F93C6B450C0A109903D7E24A5736F_144837e8-4b64-1347-b7cc-4e35975bbafe" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_3D9F93C6B450C0A109903D7E24A5736F_50231013-f048-89e7-0e20-ba139224c5f7" xlink:to="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_3D9F93C6B450C0A109903D7E24A5736F_144837e8-4b64-1347-b7cc-4e35975bbafe" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInDiscontinuedOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_3D9F93C6B450C0A109903D7E24A5736F_9ae3d071-a64d-1347-64ed-f1751a9c5683" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_3D9F93C6B450C0A109903D7E24A5736F_50231013-f048-89e7-0e20-ba139224c5f7" xlink:to="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_3D9F93C6B450C0A109903D7E24A5736F_9ae3d071-a64d-1347-64ed-f1751a9c5683" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedStatementsOfCashFlowsUnauditedParenthetical" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_970BEE9AF7035CD3A6D7222DC39ADBC6" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_153A36FEEC15500DAB684713FAFF1F94" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_970BEE9AF7035CD3A6D7222DC39ADBC6" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_153A36FEEC15500DAB684713FAFF1F94" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalents" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_38CB97F0F0DA5F43812072AE6DE4D86A" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_970BEE9AF7035CD3A6D7222DC39ADBC6" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_38CB97F0F0DA5F43812072AE6DE4D86A" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations" xlink:label="loc_lbtya_RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_18054000667B510DA5FD72453E9C6106" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_970BEE9AF7035CD3A6D7222DC39ADBC6" xlink:to="loc_lbtya_RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations_18054000667B510DA5FD72453E9C6106" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedStatementsOfComprehensiveEarningsUnaudited" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_5c8b3520-1ca2-0a91-0912-70d62831826c" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_c4761fa8-dc2a-e270-4b5c-921deca83ad0" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_5c8b3520-1ca2-0a91-0912-70d62831826c" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_c4761fa8-dc2a-e270-4b5c-921deca83ad0" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1ed26a82-dd4b-490f-d61a-b04c5d44793e" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_c4761fa8-dc2a-e270-4b5c-921deca83ad0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1ed26a82-dd4b-490f-d61a-b04c5d44793e" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_8b582348-a62e-cdfb-bc53-d5894b42e091" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_c4761fa8-dc2a-e270-4b5c-921deca83ad0" xlink:to="loc_us-gaap_ProfitLoss_8b582348-a62e-cdfb-bc53-d5894b42e091" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_51cce957-7438-47fa-f5b3-33f2b5e56016" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_5c8b3520-1ca2-0a91-0912-70d62831826c" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_51cce957-7438-47fa-f5b3-33f2b5e56016" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedStatementsOfEquityUnaudited" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustedBalance1" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustedBalance1_417d9fe7-b41f-180c-fb03-82b8c047ef6a" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2605fa18-bbd8-c7d7-35fc-aace43a8c019" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustedBalance1_417d9fe7-b41f-180c-fb03-82b8c047ef6a" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2605fa18-bbd8-c7d7-35fc-aace43a8c019" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption" xlink:label="loc_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_cfed502a-e0f6-0d13-473d-d422b5e5394b" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustedBalance1_417d9fe7-b41f-180c-fb03-82b8c047ef6a" xlink:to="loc_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_cfed502a-e0f6-0d13-473d-d422b5e5394b" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/CondensedConsolidatedStatementsOfOperationsUnaudited" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_e170ce1e-c3a8-e8ee-88b0-37e8dd7b1d11" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_a3a6becb-cb5c-3f3c-51b9-6edd8011ed69" xlink:type="locator" />
    <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_e170ce1e-c3a8-e8ee-88b0-37e8dd7b1d11" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_a3a6becb-cb5c-3f3c-51b9-6edd8011ed69" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_8b582348-a62e-cdfb-bc53-d5894b42e091" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_e170ce1e-c3a8-e8ee-88b0-37e8dd7b1d11" xlink:to="loc_us-gaap_ProfitLoss_8b582348-a62e-cdfb-bc53-d5894b42e091" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_8b582348-a62e-cdfb-bc53-d5894b42e091" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_489b61b6-7c39-240c-7f68-1c1675bca3b7" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_489b61b6-7c39-240c-7f68-1c1675bca3b7" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_489b61b6-7c39-240c-7f68-1c1675bca3b7" xlink:to="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_b88c060f-09b3-b6c0-4cdb-a77cb8e75ec8" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_b88c060f-09b3-b6c0-4cdb-a77cb8e75ec8" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_76d25f63-60a6-4deb-1fd0-84a3d98fe881" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:to="loc_us-gaap_CostsAndExpenses_76d25f63-60a6-4deb-1fd0-84a3d98fe881" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_89fcc343-1933-1e77-588e-68d1c2f1a04f" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_76d25f63-60a6-4deb-1fd0-84a3d98fe881" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_89fcc343-1933-1e77-588e-68d1c2f1a04f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_9f9b2594-efaa-e1fa-01db-e194221f432f" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_76d25f63-60a6-4deb-1fd0-84a3d98fe881" xlink:to="loc_us-gaap_DepreciationAndAmortization_9f9b2594-efaa-e1fa-01db-e194221f432f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_6956794a-a206-7420-332b-94c088c2cd1d" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_76d25f63-60a6-4deb-1fd0-84a3d98fe881" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_6956794a-a206-7420-332b-94c088c2cd1d" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherCostAndExpenseOperating" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_fdd3a041-a733-299c-016d-efa8e43f811b" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_76d25f63-60a6-4deb-1fd0-84a3d98fe881" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_fdd3a041-a733-299c-016d-efa8e43f811b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_3549c1c0-2f2a-e44b-026b-b4042153e489" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_76d25f63-60a6-4deb-1fd0-84a3d98fe881" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_3549c1c0-2f2a-e44b-026b-b4042153e489" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_489b61b6-7c39-240c-7f68-1c1675bca3b7" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnDerivativeInstrumentsNetPretax" xlink:label="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_0bcab6d8-2bb7-f099-a199-f96923f23f8b" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:to="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_0bcab6d8-2bb7-f099-a199-f96923f23f8b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_96cf6261-5089-1df3-fbfc-c8c8918673b4" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_96cf6261-5089-1df3-fbfc-c8c8918673b4" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_7a3a9730-2927-590e-4e76-6aeb4157256e" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_7a3a9730-2927-590e-4e76-6aeb4157256e" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesofCertainInvestmentsandDebtNet" xlink:label="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesofCertainInvestmentsandDebtNet_c7ac3a03-29e4-55d3-41d9-0d56647a8c0b" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:to="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesofCertainInvestmentsandDebtNet_c7ac3a03-29e4-55d3-41d9-0d56647a8c0b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_16e9f6a6-5524-a7b1-7e7c-73ee97610ec6" xlink:type="locator" />
    <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:to="loc_us-gaap_InterestExpense_16e9f6a6-5524-a7b1-7e7c-73ee97610ec6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_86dec120-3352-31c8-fc61-55992f948bdd" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_86dec120-3352-31c8-fc61-55992f948bdd" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainsLossesOnRestructuringOfDebt" xlink:label="loc_us-gaap_GainsLossesOnRestructuringOfDebt_484ebdcf-52d4-03c6-5827-9aefddd26f7b" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_28fe77ae-e122-e428-d718-aff2ad445bc8" xlink:to="loc_us-gaap_GainsLossesOnRestructuringOfDebt_484ebdcf-52d4-03c6-5827-9aefddd26f7b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_8b582348-a62e-cdfb-bc53-d5894b42e091" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax_bef197d0-a606-44b8-a66d-f55118c659d3" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax_bef197d0-a606-44b8-a66d-f55118c659d3" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_df7441a2-8870-448a-674e-b9ddb0cc775d" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_9df24e1e-4f19-c5c7-c707-5fdac881a2b1" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_df7441a2-8870-448a-674e-b9ddb0cc775d" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/Debt" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtComponentsOfDebtDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_a2f199ce-3001-c200-d488-633bc54206dc" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_b5390da0-4b10-f083-5d88-d4657fa5b028" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_a2f199ce-3001-c200-d488-633bc54206dc" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_b5390da0-4b10-f083-5d88-d4657fa5b028" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_dc5dc3a2-bd4f-cb5f-baac-0bfc74e4df4b" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_a2f199ce-3001-c200-d488-633bc54206dc" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_dc5dc3a2-bd4f-cb5f-baac-0bfc74e4df4b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_3bf78da1-721f-b233-d5f2-581d0b9681cf" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_9b76c483-9f0b-f620-cc71-e72e11c0cf50" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_3bf78da1-721f-b233-d5f2-581d0b9681cf" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_9b76c483-9f0b-f620-cc71-e72e11c0cf50" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_c04a9f43-7296-9f06-8aab-f3b0c03decfa" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_3bf78da1-721f-b233-d5f2-581d0b9681cf" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_c04a9f43-7296-9f06-8aab-f3b0c03decfa" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtComponentsOfDebtDetailsCalc2" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_E6587E39D9F249A121F038FECFE1E334_3bf78da1-721f-b233-d5f2-581d0b9681cf" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_E6587E39D9F249A121F038FECFE1E334_a2f199ce-3001-c200-d488-633bc54206dc" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_E6587E39D9F249A121F038FECFE1E334_3bf78da1-721f-b233-d5f2-581d0b9681cf" xlink:to="loc_us-gaap_LongTermDebt_E6587E39D9F249A121F038FECFE1E334_a2f199ce-3001-c200-d488-633bc54206dc" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_E6587E39D9F249A121F038FECFE1E334_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_E6587E39D9F249A121F038FECFE1E334_3bf78da1-721f-b233-d5f2-581d0b9681cf" xlink:to="loc_us-gaap_FinanceLeaseLiability_E6587E39D9F249A121F038FECFE1E334_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligations" xlink:label="loc_us-gaap_CapitalLeaseObligations_E6587E39D9F249A121F038FECFE1E334_d8f96955-2ef5-1a8e-192b-6b1c2dc1c37b" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_E6587E39D9F249A121F038FECFE1E334_3bf78da1-721f-b233-d5f2-581d0b9681cf" xlink:to="loc_us-gaap_CapitalLeaseObligations_E6587E39D9F249A121F038FECFE1E334_d8f96955-2ef5-1a8e-192b-6b1c2dc1c37b" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtFinancingTransactionsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtMaturitiesOfDebtDetails" xlink:type="extended">
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LongtermDebtContractualMaturities" xlink:label="loc_lbtya_LongtermDebtContractualMaturities_05f96332-4598-8b02-9897-0d5662ec75ee" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_4909d223-7980-3e65-3e19-5f45ac16b538" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_05f96332-4598-8b02-9897-0d5662ec75ee" xlink:to="loc_us-gaap_LongTermDebtCurrent_4909d223-7980-3e65-3e19-5f45ac16b538" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_aa2e73c1-d03e-7f76-3502-7a650f99607c" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_05f96332-4598-8b02-9897-0d5662ec75ee" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_aa2e73c1-d03e-7f76-3502-7a650f99607c" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LongtermDebtGrossContractualMaturities" xlink:label="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_5a8b47c3-ce9e-0992-6c29-f7284d4ea136" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_5a8b47c3-ce9e-0992-6c29-f7284d4ea136" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_ce3ac95b-761b-7fbc-3779-1bdfd056c71f" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_ce3ac95b-761b-7fbc-3779-1bdfd056c71f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_d39bb101-f79f-a162-9929-01083e9d64b5" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_d39bb101-f79f-a162-9929-01083e9d64b5" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_73238937-86a2-9126-69f0-c70629155ebe" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_73238937-86a2-9126-69f0-c70629155ebe" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_a170264f-50ba-a4bb-6d22-ec86b5249633" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_a170264f-50ba-a4bb-6d22-ec86b5249633" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix" xlink:label="loc_lbtya_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix_87fd8383-8c0c-f370-11a8-0d5663baccb9" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:to="loc_lbtya_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix_87fd8383-8c0c-f370-11a8-0d5663baccb9" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearSix" xlink:label="loc_lbtya_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearSix_4875c693-6e0d-21d5-8aa2-0d5664fbfedb" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtGrossContractualMaturities_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:to="loc_lbtya_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearSix_4875c693-6e0d-21d5-8aa2-0d5664fbfedb" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtMaturitiesOfDebtDetailsCalc2" xlink:type="extended">
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LongtermDebtContractualMaturities" xlink:label="loc_lbtya_LongtermDebtContractualMaturities_EB307B5F616F756EBBC338FECFC8DAB6_05f96332-4598-8b02-9897-0d5662ec75ee" xlink:type="locator" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LongtermDebtGrossContractualMaturities" xlink:label="loc_lbtya_LongtermDebtGrossContractualMaturities_EB307B5F616F756EBBC338FECFC8DAB6_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_EB307B5F616F756EBBC338FECFC8DAB6_05f96332-4598-8b02-9897-0d5662ec75ee" xlink:to="loc_lbtya_LongtermDebtGrossContractualMaturities_EB307B5F616F756EBBC338FECFC8DAB6_d1d8aadc-0a7e-bed8-fc15-0d5664afbb59" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_EB307B5F616F756EBBC338FECFC8DAB6_dc5dc3a2-bd4f-cb5f-baac-0bfc74e4df4b" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LongtermDebtContractualMaturities_EB307B5F616F756EBBC338FECFC8DAB6_05f96332-4598-8b02-9897-0d5662ec75ee" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_EB307B5F616F756EBBC338FECFC8DAB6_dc5dc3a2-bd4f-cb5f-baac-0bfc74e4df4b" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DebtTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstruments" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsBasisSwapsInterestRateCapsAndCollarsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsCrossCurrencyDerivativeContractsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsFairValuesOfDerivativeAssetsAndLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_c498d065-e002-c8b0-aba8-6aaec8302ba7" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="loc_us-gaap_DerivativeLiabilitiesCurrent_c2051fc9-6e3c-3055-fde4-401ea0dbd57b" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeLiabilities_c498d065-e002-c8b0-aba8-6aaec8302ba7" xlink:to="loc_us-gaap_DerivativeLiabilitiesCurrent_c2051fc9-6e3c-3055-fde4-401ea0dbd57b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesNoncurrent" xlink:label="loc_us-gaap_DerivativeLiabilitiesNoncurrent_af83e23a-3410-1fdc-046a-00c6a71a25d6" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeLiabilities_c498d065-e002-c8b0-aba8-6aaec8302ba7" xlink:to="loc_us-gaap_DerivativeLiabilitiesNoncurrent_af83e23a-3410-1fdc-046a-00c6a71a25d6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_05d1a9f5-40b5-5876-afca-b2b8e7f078c9" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetsCurrent" xlink:label="loc_us-gaap_DerivativeAssetsCurrent_280a1859-524b-2b72-b4d6-98ab38afc46a" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeAssets_05d1a9f5-40b5-5876-afca-b2b8e7f078c9" xlink:to="loc_us-gaap_DerivativeAssetsCurrent_280a1859-524b-2b72-b4d6-98ab38afc46a" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetsNoncurrent" xlink:label="loc_us-gaap_DerivativeAssetsNoncurrent_a71447f4-81d2-2522-8d9a-3088ad787f20" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeAssets_05d1a9f5-40b5-5876-afca-b2b8e7f078c9" xlink:to="loc_us-gaap_DerivativeAssetsNoncurrent_a71447f4-81d2-2522-8d9a-3088ad787f20" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsForeignCurrencyForwardsAndOptionsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsImpactOfDerivativeInstrumentsOnBorrowingCostsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsInterestRateSwapContractsAndOptionsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsNetCashReceivedPaidRelatedToDerivativesScheduleDetails" xlink:type="extended">
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_PaymentsForProceedsFromDerivativesContinuingOperations" xlink:label="loc_lbtya_PaymentsForProceedsFromDerivativesContinuingOperations_7FA7DDC16CEE5EF69CDFB38447968CB3" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities_B5A520E6F9595B6F9B13FE4F86215327" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_PaymentsForProceedsFromDerivativesContinuingOperations_7FA7DDC16CEE5EF69CDFB38447968CB3" xlink:to="loc_us-gaap_PaymentsForProceedsFromDerivativeInstrumentFinancingActivities_B5A520E6F9595B6F9B13FE4F86215327" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_PaymentsForProceedsFromDerivativeInstrumentOperatingActivities" xlink:label="loc_lbtya_PaymentsForProceedsFromDerivativeInstrumentOperatingActivities_BD8E531D79A65B2190F86072E3669166" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_PaymentsForProceedsFromDerivativesContinuingOperations_7FA7DDC16CEE5EF69CDFB38447968CB3" xlink:to="loc_lbtya_PaymentsForProceedsFromDerivativeInstrumentOperatingActivities_BD8E531D79A65B2190F86072E3669166" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsRealizedAndUnrealizedGainsLossesOnDerivativesScheduleAndFootnotesDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DerivativeInstrumentsTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/DocumentAndEntityInformation" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/EarningsOrLossPerShare" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/EarningsOrLossPerShareNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/EarningsOrLossPerShareSchedulesDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_b3925fb6-ca66-530c-ef66-cfcec5b7fe7d" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_b3925fb6-ca66-530c-ef66-cfcec5b7fe7d" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_1f42c682-c9cf-1de0-1230-a353dc469675" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity_8b67d804-20c1-81c2-c01d-cac3dbd9c326" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_b3925fb6-ca66-530c-ef66-cfcec5b7fe7d" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity_8b67d804-20c1-81c2-c01d-cac3dbd9c326" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_8c9389ea-1fbb-7e45-ce1f-5a1d89572c0d" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_fbdbb03d-8583-701f-d6e2-69f8229c6051" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_8c9389ea-1fbb-7e45-ce1f-5a1d89572c0d" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_fbdbb03d-8583-701f-d6e2-69f8229c6051" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_90854703-859b-2c45-aef2-d270627b3141" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_8c9389ea-1fbb-7e45-ce1f-5a1d89572c0d" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_90854703-859b-2c45-aef2-d270627b3141" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/EarningsOrLossPerShareTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/Equity" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/EquityDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/FairValueMeasurements" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/FairValueMeasurementsAssetsAndLiabilitiesReconciliationScheduleAndFootnoteDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/FairValueMeasurementsSummaryOfAssetsAndLiabilitiesAtFairValueScheduleDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_81C63A3174E25D88A5708A1FB5D548EA" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_E868D84211CF51CA80AFC38D350D2FD9" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_81C63A3174E25D88A5708A1FB5D548EA" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_E868D84211CF51CA80AFC38D350D2FD9" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_89C777B1E5A05ABF8BC1A1E084373F55" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_81C63A3174E25D88A5708A1FB5D548EA" xlink:to="loc_us-gaap_DerivativeAssets_89C777B1E5A05ABF8BC1A1E084373F55" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_CDFEAEF725DB5AFE967FBC5970C3BBA3" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_E1AA9E4376C954ADBE056587B5EBB4F8" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_CDFEAEF725DB5AFE967FBC5970C3BBA3" xlink:to="loc_us-gaap_DerivativeLiabilities_E1AA9E4376C954ADBE056587B5EBB4F8" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:label="loc_us-gaap_LongTermDebtFairValue_2D3C498783585C2EA80739E618CDEFFB" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_CDFEAEF725DB5AFE967FBC5970C3BBA3" xlink:to="loc_us-gaap_LongTermDebtFairValue_2D3C498783585C2EA80739E618CDEFFB" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/FairValueMeasurementsTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxes" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesReconciliationOfFederalToEffectiveTaxesScheduleDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_7c7e16b8-0aa9-c1c4-f1b1-272374ca83dc" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_7c7e16b8-0aa9-c1c4-f1b1-272374ca83dc" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinBasisandOtherDifferencesintheTreatmentofItemsAssociatedwithInvestmentsinSubsidiariesandAffiliatesAmount" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinBasisandOtherDifferencesintheTreatmentofItemsAssociatedwithInvestmentsinSubsidiariesandAffiliatesAmount_fd04f7aa-6dc3-359b-d820-0d5663a94b59" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinBasisandOtherDifferencesintheTreatmentofItemsAssociatedwithInvestmentsinSubsidiariesandAffiliatesAmount_fd04f7aa-6dc3-359b-d820-0d5663a94b59" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinNonDeductibleorNonTaxableForeignCurrencyExchangeResultsAmount" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinNonDeductibleorNonTaxableForeignCurrencyExchangeResultsAmount_9d31ef45-9966-bb34-0da7-0d5665394668" xlink:type="locator" />
    <link:calculationArc order="3" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinNonDeductibleorNonTaxableForeignCurrencyExchangeResultsAmount_9d31ef45-9966-bb34-0da7-0d5665394668" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinNondeductibleorNonTaxableInterestandOtherExpensesAmount" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinNondeductibleorNonTaxableInterestandOtherExpensesAmount_391ea4ce-8967-1c6c-d761-0d56649400db" xlink:type="locator" />
    <link:calculationArc order="4" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinNondeductibleorNonTaxableInterestandOtherExpensesAmount_391ea4ce-8967-1c6c-d761-0d56649400db" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinDeferredTaxAssetsValuationAllowanceAmount" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinDeferredTaxAssetsValuationAllowanceAmount_455c1444-18b9-640e-2960-0d5663617f89" xlink:type="locator" />
    <link:calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinDeferredTaxAssetsValuationAllowanceAmount_455c1444-18b9-640e-2960-0d5663617f89" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinForeignIncomeTaxRateDifferentialAmount" xlink:label="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinForeignIncomeTaxRateDifferentialAmount_11fafbf2-5979-87b0-d65a-0d5662a7d85b" xlink:type="locator" />
    <link:calculationArc order="6" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_lbtya_EffectiveIncomeTaxRateReconciliationDecreaseinForeignIncomeTaxRateDifferentialAmount_11fafbf2-5979-87b0-d65a-0d5662a7d85b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_05cc23a1-95bf-5dfd-ffdf-58b097230187" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_05cc23a1-95bf-5dfd-ffdf-58b097230187" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsAmount" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsAmount_d55c2dc2-bc91-2a7a-41a4-a58980b32a74" xlink:type="locator" />
    <link:calculationArc order="8" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsAmount_d55c2dc2-bc91-2a7a-41a4-a58980b32a74" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherReconcilingItems" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_a237d002-c148-e3f5-f6b8-149c82c9935d" xlink:type="locator" />
    <link:calculationArc order="9" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_666ca9f0-28f1-b21a-025e-36222808a6c3" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_a237d002-c148-e3f5-f6b8-149c82c9935d" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/IncomeTaxesTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/Investments" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/InvestmentsNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/InvestmentsSchedulesDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures" xlink:label="loc_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_c69f300d-b963-81ba-e5d8-70c441a5125f" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_us-gaap_EquityMethodInvestments_ed3f9f23-c931-eaa1-1c75-4ff1fe970e7d" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_c69f300d-b963-81ba-e5d8-70c441a5125f" xlink:to="loc_us-gaap_EquityMethodInvestments_ed3f9f23-c931-eaa1-1c75-4ff1fe970e7d" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_62d78024-4154-b2b0-919a-27b745106dda" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_c69f300d-b963-81ba-e5d8-70c441a5125f" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_62d78024-4154-b2b0-919a-27b745106dda" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/InvestmentsTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/Leases" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesLeaseBalancesDetails" xlink:type="extended">
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LeaseRightofUseAsset" xlink:label="loc_lbtya_LeaseRightofUseAsset_cd767437-aa06-0546-5463-0d5664243a28" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_dcf3df0d-2155-35f6-715d-83a9bc9cf3fb" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseRightofUseAsset_cd767437-aa06-0546-5463-0d5664243a28" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_dcf3df0d-2155-35f6-715d-83a9bc9cf3fb" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAsset" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAsset_69276cd8-bc14-59c0-d638-5bf78fc9d77e" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseRightofUseAsset_cd767437-aa06-0546-5463-0d5664243a28" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAsset_69276cd8-bc14-59c0-d638-5bf78fc9d77e" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_RightOfUseAssetsObtainedInExchangeForLeaseLiability" xlink:label="loc_lbtya_RightOfUseAssetsObtainedInExchangeForLeaseLiability_97a3bcd7-9e20-89e1-394b-0d56644543d0" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_911c4f81-7fdf-9ffd-f406-b356f1fc8bb0" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_RightOfUseAssetsObtainedInExchangeForLeaseLiability_97a3bcd7-9e20-89e1-394b-0d56644543d0" xlink:to="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_911c4f81-7fdf-9ffd-f406-b356f1fc8bb0" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_7c37e67c-a047-eaab-8be7-d7aa319fb807" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_RightOfUseAssetsObtainedInExchangeForLeaseLiability_97a3bcd7-9e20-89e1-394b-0d56644543d0" xlink:to="loc_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_7c37e67c-a047-eaab-8be7-d7aa319fb807" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LeaseLiability" xlink:label="loc_lbtya_LeaseLiability_24784641-1699-73ad-5508-0d56652b76c6" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_b983c2d8-8318-0a7e-1a5c-6ab2933f7be5" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseLiability_24784641-1699-73ad-5508-0d56652b76c6" xlink:to="loc_us-gaap_OperatingLeaseLiability_b983c2d8-8318-0a7e-1a5c-6ab2933f7be5" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_LeaseLiability_24784641-1699-73ad-5508-0d56652b76c6" xlink:to="loc_us-gaap_FinanceLeaseLiability_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesLeaseExpenseAndCashOutflowsFromOperatingAndFinanceLeasesDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCost" xlink:label="loc_us-gaap_LeaseCost_809B420C72A35AF28F44AD054AB0B6AE" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="loc_us-gaap_OperatingLeaseCost_557250EEEFA3523BB62C63E9D6F21CB6" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_809B420C72A35AF28F44AD054AB0B6AE" xlink:to="loc_us-gaap_OperatingLeaseCost_557250EEEFA3523BB62C63E9D6F21CB6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermLeaseCost" xlink:label="loc_us-gaap_ShortTermLeaseCost_104F06CF80715C9DB97EBB11B1A7303F" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_809B420C72A35AF28F44AD054AB0B6AE" xlink:to="loc_us-gaap_ShortTermLeaseCost_104F06CF80715C9DB97EBB11B1A7303F" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableLeaseCost" xlink:label="loc_us-gaap_VariableLeaseCost_AAFC6C2FC6375747A2092B94E4387CEB" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_809B420C72A35AF28F44AD054AB0B6AE" xlink:to="loc_us-gaap_VariableLeaseCost_AAFC6C2FC6375747A2092B94E4387CEB" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_FinanceLeaseCost" xlink:label="loc_lbtya_FinanceLeaseCost_4279447A7C645D36B26FB733EA50F7B1" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_809B420C72A35AF28F44AD054AB0B6AE" xlink:to="loc_lbtya_FinanceLeaseCost_4279447A7C645D36B26FB733EA50F7B1" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_FE82B828996751528E93E5BC7ACED79A" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_FinanceLeaseCost_4279447A7C645D36B26FB733EA50F7B1" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_FE82B828996751528E93E5BC7ACED79A" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestExpense" xlink:label="loc_us-gaap_FinanceLeaseInterestExpense_7D5158797D3F576CBAB34646E3BC5E75" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_FinanceLeaseCost_4279447A7C645D36B26FB733EA50F7B1" xlink:to="loc_us-gaap_FinanceLeaseInterestExpense_7D5158797D3F576CBAB34646E3BC5E75" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_OperatingandFinanceLeasePayments" xlink:label="loc_lbtya_OperatingandFinanceLeasePayments_1FD19F6094DF5A448D1CF3A4E1AC0BDD" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="loc_us-gaap_OperatingLeasePayments_8569AB61EB8252318846643BCB761661" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OperatingandFinanceLeasePayments_1FD19F6094DF5A448D1CF3A4E1AC0BDD" xlink:to="loc_us-gaap_OperatingLeasePayments_8569AB61EB8252318846643BCB761661" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability" xlink:label="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_06893B384FE95A6FA47ED57029C66AEC" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OperatingandFinanceLeasePayments_1FD19F6094DF5A448D1CF3A4E1AC0BDD" xlink:to="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_06893B384FE95A6FA47ED57029C66AEC" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_6B909E9AEBA15470A9D2236B6E96A9C7" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_OperatingandFinanceLeasePayments_1FD19F6094DF5A448D1CF3A4E1AC0BDD" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_6B909E9AEBA15470A9D2236B6E96A9C7" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinanceLeaseObligationsUnderTopic840Details" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_a3d5f706-3319-99c5-f183-f4d79207eefb" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_CapitalLeaseObligationsCurrent_a376e06b-4d93-edd3-58da-836ca8830bfc" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_a3d5f706-3319-99c5-f183-f4d79207eefb" xlink:to="loc_us-gaap_CapitalLeaseObligationsCurrent_a376e06b-4d93-edd3-58da-836ca8830bfc" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsNoncurrent" xlink:label="loc_us-gaap_CapitalLeaseObligationsNoncurrent_478fec71-4f66-38d7-a7c1-15970de3356e" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_a3d5f706-3319-99c5-f183-f4d79207eefb" xlink:to="loc_us-gaap_CapitalLeaseObligationsNoncurrent_478fec71-4f66-38d7-a7c1-15970de3356e" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_acfb1bbb-4a5b-18c4-ab71-d62ae0aecfa0" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4cf71329-74d6-54f3-cadb-acb7f1063f36" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_acfb1bbb-4a5b-18c4-ab71-d62ae0aecfa0" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_4cf71329-74d6-54f3-cadb-acb7f1063f36" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_f2a573e7-27e5-db11-63c6-c460733b5ea3" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_acfb1bbb-4a5b-18c4-ab71-d62ae0aecfa0" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_f2a573e7-27e5-db11-63c6-c460733b5ea3" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_398384fb-b756-b11a-1ea4-5a5cd4372c82" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_acfb1bbb-4a5b-18c4-ab71-d62ae0aecfa0" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_398384fb-b756-b11a-1ea4-5a5cd4372c82" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_832fb73d-9886-a0dd-5905-8e2ec54304d6" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_acfb1bbb-4a5b-18c4-ab71-d62ae0aecfa0" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_832fb73d-9886-a0dd-5905-8e2ec54304d6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_1f2c68db-a374-1412-5f1f-4edca1431bbb" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_acfb1bbb-4a5b-18c4-ab71-d62ae0aecfa0" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_1f2c68db-a374-1412-5f1f-4edca1431bbb" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_e71cbb67-0324-15b7-66dc-376e90f3ca60" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_acfb1bbb-4a5b-18c4-ab71-d62ae0aecfa0" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_e71cbb67-0324-15b7-66dc-376e90f3ca60" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent_48bcb829-4e9a-9bca-415a-152417995024" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent_48bcb829-4e9a-9bca-415a-152417995024" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears_6bbec45d-dd35-7a61-9b7f-758e86702689" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears_6bbec45d-dd35-7a61-9b7f-758e86702689" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears_b91f8249-3d80-f771-b456-afe76af03ba0" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears_b91f8249-3d80-f771-b456-afe76af03ba0" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears_e8e51259-0411-f735-a37a-3d0305957617" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears_e8e51259-0411-f735-a37a-3d0305957617" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYears_149c208b-5244-3fe2-ba70-817af8db4997" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYears_149c208b-5244-3fe2-ba70-817af8db4997" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafter" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafter_3eefdd07-5775-a87d-bab8-487a21eab48a" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafter_3eefdd07-5775-a87d-bab8-487a21eab48a" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinanceLeaseObligationsUnderTopic840DetailsCalc2" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_45CDC43BBE0C45A63A55DFCCECCD4B3B_a3d5f706-3319-99c5-f183-f4d79207eefb" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_45CDC43BBE0C45A63A55DFCCECCD4B3B_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_45CDC43BBE0C45A63A55DFCCECCD4B3B_a3d5f706-3319-99c5-f183-f4d79207eefb" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_45CDC43BBE0C45A63A55DFCCECCD4B3B_b4f7563b-67b4-f0bd-9863-514ab903740c" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments" xlink:label="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments_45CDC43BBE0C45A63A55DFCCECCD4B3B_d769e3ef-b781-586a-5d98-9b2a0d374774" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_45CDC43BBE0C45A63A55DFCCECCD4B3B_a3d5f706-3319-99c5-f183-f4d79207eefb" xlink:to="loc_us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments_45CDC43BBE0C45A63A55DFCCECCD4B3B_d769e3ef-b781-586a-5d98-9b2a0d374774" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinancingLeaseLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_c7d469db-1829-81a3-8e6c-82df6bd6f6bf" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiability_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_c7d469db-1829-81a3-8e6c-82df6bd6f6bf" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_362d72d3-5e94-ebab-8f86-75d06c8c7ee4" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiability_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_362d72d3-5e94-ebab-8f86-75d06c8c7ee4" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_56214e92-975b-87e2-d6f8-a5f1e857c6ef" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_56214e92-975b-87e2-d6f8-a5f1e857c6ef" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_9048fd47-13cc-d6eb-d7dd-e8d53f87b993" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_9048fd47-13cc-d6eb-d7dd-e8d53f87b993" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_c4c9d759-d9f6-eec5-3320-115ed3ebdd52" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_c4c9d759-d9f6-eec5-3320-115ed3ebdd52" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_48ac7df5-3392-98b1-a73f-b2f41673ff75" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_48ac7df5-3392-98b1-a73f-b2f41673ff75" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_c21c69f2-c329-91b2-f24a-9debaed02565" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_c21c69f2-c329-91b2-f24a-9debaed02565" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_FinanceLeaseLiabilityPaymentsDueafterYearSix" xlink:label="loc_lbtya_FinanceLeaseLiabilityPaymentsDueafterYearSix_c3c09ea2-28b2-e841-d9c5-0d566454edf0" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_lbtya_FinanceLeaseLiabilityPaymentsDueafterYearSix_c3c09ea2-28b2-e841-d9c5-0d566454edf0" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_FinanceLeaseLiabilityPaymentsDueYearSix" xlink:label="loc_lbtya_FinanceLeaseLiabilityPaymentsDueYearSix_fd48a04e-5624-8b50-0150-0d5664618572" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_lbtya_FinanceLeaseLiabilityPaymentsDueYearSix_fd48a04e-5624-8b50-0150-0d5664618572" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_b983c2d8-8318-0a7e-1a5c-6ab2933f7be5" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_b91d2f01-85c2-f9fb-3250-26a4b1b39c5e" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_b983c2d8-8318-0a7e-1a5c-6ab2933f7be5" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_b91d2f01-85c2-f9fb-3250-26a4b1b39c5e" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_d18f979c-644d-9e92-9e89-21cfd1312948" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_b983c2d8-8318-0a7e-1a5c-6ab2933f7be5" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_d18f979c-644d-9e92-9e89-21cfd1312948" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_48abcf97-737b-2b2c-8a8c-c74539d0b215" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_48abcf97-737b-2b2c-8a8c-c74539d0b215" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9b040bc1-f43c-735d-05f7-679f319d2bb6" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9b040bc1-f43c-735d-05f7-679f319d2bb6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_2f0ec234-4f20-7099-efb3-3c0ab4d024dd" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_2f0ec234-4f20-7099-efb3-3c0ab4d024dd" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_1ed751b1-5f94-4f6f-41e9-ef873c9f2bab" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_1ed751b1-5f94-4f6f-41e9-ef873c9f2bab" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_8a8de21f-aadc-3af7-8c96-d54cf42b401b" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_8a8de21f-aadc-3af7-8c96-d54cf42b401b" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LesseeOperatingLeaseLiabilityPaymentsDueYearSix" xlink:label="loc_lbtya_LesseeOperatingLeaseLiabilityPaymentsDueYearSix_9a486f89-7878-8851-67b0-0d5664e8058e" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_lbtya_LesseeOperatingLeaseLiabilityPaymentsDueYearSix_9a486f89-7878-8851-67b0-0d5664e8058e" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_LesseeOperatingLeaseLiabilityPaymentsDueafterYearSix" xlink:label="loc_lbtya_LesseeOperatingLeaseLiabilityPaymentsDueafterYearSix_34ff40e0-9686-ae27-2365-0d566374e5f9" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_lbtya_LesseeOperatingLeaseLiabilityPaymentsDueafterYearSix_34ff40e0-9686-ae27-2365-0d566374e5f9" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesMaturitiesOfOperatingAndFinancingLeaseLiabilitiesDetailsCalc2" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_DF9AEB0A47A3D855C3FAD6C4793192EF_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_DF9AEB0A47A3D855C3FAD6C4793192EF_597d60ca-96f9-eb25-df87-2ed201ea93c3" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_DF9AEB0A47A3D855C3FAD6C4793192EF_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_DF9AEB0A47A3D855C3FAD6C4793192EF_597d60ca-96f9-eb25-df87-2ed201ea93c3" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_DF9AEB0A47A3D855C3FAD6C4793192EF_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_DF9AEB0A47A3D855C3FAD6C4793192EF_585156c8-71c1-ada7-fa32-ec99a518c7a0" xlink:to="loc_us-gaap_FinanceLeaseLiability_DF9AEB0A47A3D855C3FAD6C4793192EF_66b601d4-fa3f-7d40-f560-84d87697ff03" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_DF9AEB0A47A3D855C3FAD6C4793192EF_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_DF9AEB0A47A3D855C3FAD6C4793192EF_07815ffa-512a-3133-dcbb-38e09d2626b9" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_DF9AEB0A47A3D855C3FAD6C4793192EF_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_DF9AEB0A47A3D855C3FAD6C4793192EF_07815ffa-512a-3133-dcbb-38e09d2626b9" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_DF9AEB0A47A3D855C3FAD6C4793192EF_b983c2d8-8318-0a7e-1a5c-6ab2933f7be5" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_DF9AEB0A47A3D855C3FAD6C4793192EF_1c2cd15f-6a97-015f-b126-1d0a0750698b" xlink:to="loc_us-gaap_OperatingLeaseLiability_DF9AEB0A47A3D855C3FAD6C4793192EF_b983c2d8-8318-0a7e-1a5c-6ab2933f7be5" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LeasesTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/LongLivedAssets" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/LongLivedAssetsNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/LongLivedAssetsScheduleOfChangesInCarryingAmountOfGoodwillDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/LongLivedAssetsScheduleOfIntangibleAssetsSubjectToAmortizationNetDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_7323A0CE88D456379A8731C7B4B890C2" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A4FA21B1415F59C4853FB246AC2E2ABB" xlink:type="locator" />
    <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_7323A0CE88D456379A8731C7B4B890C2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A4FA21B1415F59C4853FB246AC2E2ABB" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_C270755D953E5CCFA8C023BAE84C46BE" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_7323A0CE88D456379A8731C7B4B890C2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_C270755D953E5CCFA8C023BAE84C46BE" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LongLivedAssetsScheduleOfPpeDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_182F0737B6F85F879E54BBBB21C2E9D0" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_6E1C966F7995508EABD3734857A9846C" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_182F0737B6F85F879E54BBBB21C2E9D0" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_6E1C966F7995508EABD3734857A9846C" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_DC2DD38317955CA9946545CDB575286A" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_182F0737B6F85F879E54BBBB21C2E9D0" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_DC2DD38317955CA9946545CDB575286A" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/LongLivedAssetsTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/RestructuringLiability" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/RestructuringLiabilityDetails" xlink:type="extended">
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_RestructuringReserveAsAdjustedforAccountingChange" xlink:label="loc_lbtya_RestructuringReserveAsAdjustedforAccountingChange_33e02e00-f09c-078a-d967-0d5663776b27" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_3663f62a-d853-209c-a92d-fd48eb5b23f4" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_RestructuringReserveAsAdjustedforAccountingChange_33e02e00-f09c-078a-d967-0d5663776b27" xlink:to="loc_us-gaap_RestructuringReserve_3663f62a-d853-209c-a92d-fd48eb5b23f4" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringReserveCurrent" xlink:label="loc_us-gaap_RestructuringReserveCurrent_287c1744-1c52-d40e-17fa-f188212b51a4" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringReserve_3663f62a-d853-209c-a92d-fd48eb5b23f4" xlink:to="loc_us-gaap_RestructuringReserveCurrent_287c1744-1c52-d40e-17fa-f188212b51a4" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringReserveNoncurrent" xlink:label="loc_us-gaap_RestructuringReserveNoncurrent_e04ebf0c-b66f-44a6-c602-83c198feea30" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringReserve_3663f62a-d853-209c-a92d-fd48eb5b23f4" xlink:to="loc_us-gaap_RestructuringReserveNoncurrent_e04ebf0c-b66f-44a6-c602-83c198feea30" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_RestructuringReserveAccountingChange" xlink:label="loc_lbtya_RestructuringReserveAccountingChange_823287d6-f283-705c-9c55-0d5663987ca6" xlink:type="locator" />
    <link:calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_RestructuringReserveAsAdjustedforAccountingChange_33e02e00-f09c-078a-d967-0d5663776b27" xlink:to="loc_lbtya_RestructuringReserveAccountingChange_823287d6-f283-705c-9c55-0d5663987ca6" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/RestructuringLiabilityTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/RevenueRecognitionAndRelatedCosts" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/RevenueRecognitionAndRelatedCostsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReporting" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReportingCapitalExpendituresOfReportableSegmentsDetails" xlink:type="extended">
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForCapitalImprovements" xlink:label="loc_us-gaap_PaymentsForCapitalImprovements_F086D5E033775E6FA414CD62CB9E1F67" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireOtherProductiveAssets" xlink:label="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_0FEF028F7DD75AF3A694290E44213411" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsForCapitalImprovements_F086D5E033775E6FA414CD62CB9E1F67" xlink:to="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_0FEF028F7DD75AF3A694290E44213411" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromContributionsFromAffiliates" xlink:label="loc_us-gaap_ProceedsFromContributionsFromAffiliates_97A568BE9526524FABB8D7AD4FE07497" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PaymentsForCapitalImprovements_F086D5E033775E6FA414CD62CB9E1F67" xlink:to="loc_us-gaap_ProceedsFromContributionsFromAffiliates_97A568BE9526524FABB8D7AD4FE07497" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReportingGeographicSegmentsDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReportingNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReportingPerformanceMeasuresScheduleDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReportingReconciliationOfConsolidatedSegmentAdjustedOibdaScheduleDetails" xlink:type="extended">
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes" xlink:label="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:type="locator" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:type="locator" />
    <link:calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_f0b9d825-b0b9-37fd-4d25-9294a8598890" xlink:type="locator" />
    <link:calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:to="loc_us-gaap_ShareBasedCompensation_f0b9d825-b0b9-37fd-4d25-9294a8598890" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_9f9b2594-efaa-e1fa-01db-e194221f432f" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:to="loc_us-gaap_DepreciationAndAmortization_9f9b2594-efaa-e1fa-01db-e194221f432f" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_6956794a-a206-7420-332b-94c088c2cd1d" xlink:type="locator" />
    <link:calculationArc order="3" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_6956794a-a206-7420-332b-94c088c2cd1d" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_AdjustedOperatingIncomeLossbeforeDepreciationandAmortization" xlink:label="loc_lbtya_AdjustedOperatingIncomeLossbeforeDepreciationandAmortization_25ea57ab-ee68-7d16-9965-0d5663ab04e2" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_8db01d6d-ae17-523f-94b9-8ab4add4a22e" xlink:to="loc_lbtya_AdjustedOperatingIncomeLossbeforeDepreciationandAmortization_25ea57ab-ee68-7d16-9965-0d5663ab04e2" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_16e9f6a6-5524-a7b1-7e7c-73ee97610ec6" xlink:type="locator" />
    <link:calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_us-gaap_InterestExpense_16e9f6a6-5524-a7b1-7e7c-73ee97610ec6" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnDerivativeInstrumentsNetPretax" xlink:label="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_0bcab6d8-2bb7-f099-a199-f96923f23f8b" xlink:type="locator" />
    <link:calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_0bcab6d8-2bb7-f099-a199-f96923f23f8b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_96cf6261-5089-1df3-fbfc-c8c8918673b4" xlink:type="locator" />
    <link:calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_96cf6261-5089-1df3-fbfc-c8c8918673b4" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_7a3a9730-2927-590e-4e76-6aeb4157256e" xlink:type="locator" />
    <link:calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_7a3a9730-2927-590e-4e76-6aeb4157256e" xlink:type="arc" />
    <link:loc xlink:href="lbtya-20190930.xsd#lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesofCertainInvestmentsandDebtNet" xlink:label="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesofCertainInvestmentsandDebtNet_c7ac3a03-29e4-55d3-41d9-0d56647a8c0b" xlink:type="locator" />
    <link:calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_lbtya_RealizedAndUnrealizedGainsLossesDueToChangesInFairValuesofCertainInvestmentsandDebtNet_c7ac3a03-29e4-55d3-41d9-0d56647a8c0b" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_86dec120-3352-31c8-fc61-55992f948bdd" xlink:type="locator" />
    <link:calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_86dec120-3352-31c8-fc61-55992f948bdd" xlink:type="arc" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainsLossesOnRestructuringOfDebt" xlink:label="loc_us-gaap_GainsLossesOnRestructuringOfDebt_484ebdcf-52d4-03c6-5827-9aefddd26f7b" xlink:type="locator" />
    <link:calculationArc order="8" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_lbtya_IncomeLossFromContinuingOperationsBeforeIncomeTaxes_2d3e132f-5d96-e582-9287-0d56646cd362" xlink:to="loc_us-gaap_GainsLossesOnRestructuringOfDebt_484ebdcf-52d4-03c6-5827-9aefddd26f7b" xlink:type="arc" />
  </link:calculationLink>
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReportingRevenueByMajorCategoryDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SegmentReportingTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/ShareBasedCompensation" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/ShareBasedCompensationAwardsOutstandingAndExercisableDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/ShareBasedCompensationNarrativeDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/ShareBasedCompensationShareBasedCompensationExpenseDetails" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/ShareBasedCompensationTables" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SubsequentEvents" xlink:type="extended" />
  <link:calculationLink xlink:role="http://www.lgi.com/role/SubsequentEventsDetails" xlink:type="extended" />
</link:linkbase>
