diff --git a/PWGHF/DataModel/CandidateReconstructionTables.h b/PWGHF/DataModel/CandidateReconstructionTables.h
index 009735144a7..71679159b1c 100644
--- a/PWGHF/DataModel/CandidateReconstructionTables.h
+++ b/PWGHF/DataModel/CandidateReconstructionTables.h
@@ -35,6 +35,7 @@
 
 #include "PWGHF/Core/SelectorCuts.h"
 #include "PWGHF/Utils/utilsPid.h"
+#include "PWGHF/Utils/utilsTrkCandHf.h"
 
 namespace o2::aod
 {
@@ -484,7 +485,7 @@ DECLARE_SOA_COLUMN(ErrorImpactParameterZ2, errorImpactParameterZ2, float);
 DECLARE_SOA_DYNAMIC_COLUMN(ImpactParameterZNormalised2, impactParameterZNormalised2, //!
                            [](float dca, float err) -> float { return dca / err; });
 /// prong PID nsigma
-DECLARE_SOA_COLUMN(NProngsContributorsPV, nProngsContributorsPV, uint8_t); //! number of prongs contributing to the primary-vertex reconstruction
+DECLARE_SOA_COLUMN(IndicesProngsContributorsPV, indicesProngsContributorsPV, uint8_t); //! indices of prongs contributing to the primary-vertex reconstruction encoded in binary form
 DECLARE_SOA_COLUMN(NSigTpcPi0, nSigTpcPi0, float);                         //! TPC nSigma for pion hypothesis - prong 0
 DECLARE_SOA_COLUMN(NSigTpcPi1, nSigTpcPi1, float);                         //! TPC nSigma for pion hypothesis - prong 1
 DECLARE_SOA_COLUMN(NSigTpcPi2, nSigTpcPi2, float);                         //! TPC nSigma for pion hypothesis - prong 2
@@ -503,6 +504,7 @@ DECLARE_SOA_COLUMN(NSigTofKa2, nSigTofKa2, float);                         //! T
 DECLARE_SOA_COLUMN(NSigTofPr0, nSigTofPr0, float);                         //! TOF nSigma for proton hypothesis - prong 0
 DECLARE_SOA_COLUMN(NSigTofPr1, nSigTofPr1, float);                         //! TOF nSigma for proton hypothesis - prong 1
 DECLARE_SOA_COLUMN(NSigTofPr2, nSigTofPr2, float);                         //! TOF nSigma for proton hypothesis - prong 2
+DECLARE_SOA_DYNAMIC_COLUMN(NProngsContributorsPV, nProngsContributorsPV, [](uint8_t indicesProngsContributorsPV) -> uint8_t {return hf_trkcandsel::countOnesInBinary(indicesProngsContributorsPV); });
 DECLARE_SOA_DYNAMIC_COLUMN(TpcTofNSigmaPi0, tpcTofNSigmaPi0,               //! Combined NSigma separation with the TPC & TOF detectors for pion - prong 0
                            [](float tpcNSigmaPi0, float tofNSigmaPi0) -> float { return pid_tpc_tof_utils::combineNSigma<false /*tiny*/>(tpcNSigmaPi0, tofNSigmaPi0); });
 DECLARE_SOA_DYNAMIC_COLUMN(TpcTofNSigmaPi1, tpcTofNSigmaPi1, //! Combined NSigma separation with the TPC & TOF detectors for pion - prong 1
@@ -664,7 +666,7 @@ DECLARE_SOA_TABLE(HfCand2ProngBase, "AOD", "HFCAND2PBASE", //!
                   hf_cand::ErrorImpactParameter0, hf_cand::ErrorImpactParameter1,
                   hf_cand::ImpactParameterZ0, hf_cand::ImpactParameterZ1,
                   hf_cand::ErrorImpactParameterZ0, hf_cand::ErrorImpactParameterZ1,
-                  hf_track_index::Prong0Id, hf_track_index::Prong1Id, hf_cand::NProngsContributorsPV,
+                  hf_track_index::Prong0Id, hf_track_index::Prong1Id, hf_cand::IndicesProngsContributorsPV,
                   hf_track_index::HFflag,
                   /* dynamic columns */
                   hf_cand_2prong::M<hf_cand::PxProng0, hf_cand::PyProng0, hf_cand::PzProng0, hf_cand::PxProng1, hf_cand::PyProng1, hf_cand::PzProng1>,
@@ -672,6 +674,7 @@ DECLARE_SOA_TABLE(HfCand2ProngBase, "AOD", "HFCAND2PBASE", //!
                   hf_cand_2prong::ImpactParameterProduct<hf_cand::ImpactParameter0, hf_cand::ImpactParameter1>,
                   hf_cand_2prong::CosThetaStar<hf_cand::PxProng0, hf_cand::PyProng0, hf_cand::PzProng0, hf_cand::PxProng1, hf_cand::PyProng1, hf_cand::PzProng1>,
                   hf_cand_2prong::ImpactParameterProngSqSum<hf_cand::ImpactParameter0, hf_cand::ImpactParameter1>,
+                  hf_cand::NProngsContributorsPV<hf_cand::IndicesProngsContributorsPV>,
                   /* dynamic columns that use candidate momentum components */
                   hf_cand::Pt<hf_cand_2prong::Px, hf_cand_2prong::Py>,
                   hf_cand::Pt2<hf_cand_2prong::Px, hf_cand_2prong::Py>,
@@ -970,12 +973,13 @@ DECLARE_SOA_TABLE(HfCand3ProngBase, "AOD", "HFCAND3PBASE", //!
                   hf_cand::ErrorImpactParameter0, hf_cand::ErrorImpactParameter1, hf_cand::ErrorImpactParameter2,
                   hf_cand::ImpactParameterZ0, hf_cand::ImpactParameterZ1, hf_cand::ImpactParameterZ2,
                   hf_cand::ErrorImpactParameterZ0, hf_cand::ErrorImpactParameterZ1, hf_cand::ErrorImpactParameterZ2,
-                  hf_track_index::Prong0Id, hf_track_index::Prong1Id, hf_track_index::Prong2Id, hf_cand::NProngsContributorsPV,
+                  hf_track_index::Prong0Id, hf_track_index::Prong1Id, hf_track_index::Prong2Id, hf_cand::IndicesProngsContributorsPV,
                   hf_track_index::HFflag,
                   /* dynamic columns */
                   hf_cand_3prong::M<hf_cand::PxProng0, hf_cand::PyProng0, hf_cand::PzProng0, hf_cand::PxProng1, hf_cand::PyProng1, hf_cand::PzProng1, hf_cand::PxProng2, hf_cand::PyProng2, hf_cand::PzProng2>,
                   hf_cand_3prong::M2<hf_cand::PxProng0, hf_cand::PyProng0, hf_cand::PzProng0, hf_cand::PxProng1, hf_cand::PyProng1, hf_cand::PzProng1, hf_cand::PxProng2, hf_cand::PyProng2, hf_cand::PzProng2>,
                   hf_cand_3prong::ImpactParameterProngSqSum<hf_cand::ImpactParameter0, hf_cand::ImpactParameter1, hf_cand::ImpactParameter2>,
+                  hf_cand::NProngsContributorsPV<hf_cand::IndicesProngsContributorsPV>,
                   /* prong 2 */
                   hf_cand::ImpactParameterNormalised2<hf_cand::ImpactParameter2, hf_cand::ErrorImpactParameter2>,
                   hf_cand::PtProng2<hf_cand::PxProng2, hf_cand::PyProng2>,
diff --git a/PWGHF/DataModel/DerivedTables.h b/PWGHF/DataModel/DerivedTables.h
index 179695e2787..9b804322ad7 100644
--- a/PWGHF/DataModel/DerivedTables.h
+++ b/PWGHF/DataModel/DerivedTables.h
@@ -564,7 +564,7 @@ DECLARE_SOA_TABLE_STAGED(HfBplusMcs, "HFBPMC", //! Table with MC candidate info
 // normalised: DecayLengthNormalised, DecayLengthXYNormalised, ImpactParameterNormalised0
 DECLARE_SOA_TABLE_STAGED(HfLcPars, "HFLCPAR", //! Table with candidate properties used for selection
                          hf_cand::Chi2PCA,
-                         hf_cand::NProngsContributorsPV,
+                         hf_cand::IndicesProngsContributorsPV,
                          hf_cand_par::Cpa,
                          hf_cand_par::CpaXY,
                          hf_cand_par::DecayLength,
diff --git a/PWGHF/TableProducer/candidateCreator2Prong.cxx b/PWGHF/TableProducer/candidateCreator2Prong.cxx
index 8b464257ce6..241410bb083 100644
--- a/PWGHF/TableProducer/candidateCreator2Prong.cxx
+++ b/PWGHF/TableProducer/candidateCreator2Prong.cxx
@@ -281,12 +281,12 @@ struct HfCandidateCreator2Prong {
       auto errorDecayLengthXY = std::sqrt(getRotatedCovMatrixXX(covMatrixPV, phi, 0.) + getRotatedCovMatrixXX(covMatrixPCA, phi, 0.));
 
       auto indexCollision = collision.globalIndex();
-      uint8_t nProngsContributorsPV = 0;
+      uint8_t indicesProngsContributorsPV = 0;
       if (indexCollision == track0.collisionId() && track0.isPVContributor()) {
-        nProngsContributorsPV += 1;
+        indicesProngsContributorsPV += 1;
       }
       if (indexCollision == track1.collisionId() && track1.isPVContributor()) {
-        nProngsContributorsPV += 1;
+        indicesProngsContributorsPV += 2;
       }
 
       // fill candidate table rows
@@ -301,7 +301,7 @@ struct HfCandidateCreator2Prong {
                        std::sqrt(impactParameter0.getSigmaY2()), std::sqrt(impactParameter1.getSigmaY2()),
                        impactParameter0.getZ(), impactParameter1.getZ(),
                        std::sqrt(impactParameter0.getSigmaZ2()), std::sqrt(impactParameter1.getSigmaZ2()),
-                       rowTrackIndexProng2.prong0Id(), rowTrackIndexProng2.prong1Id(), nProngsContributorsPV,
+                       rowTrackIndexProng2.prong0Id(), rowTrackIndexProng2.prong1Id(), indicesProngsContributorsPV,
                        rowTrackIndexProng2.hfflag());
 
       // fill candidate prong PID rows
@@ -432,12 +432,12 @@ struct HfCandidateCreator2Prong {
       }
 
       auto indexCollision = collision.globalIndex();
-      uint8_t nProngsContributorsPV = 0;
+      uint8_t indicesProngsContributorsPV = 0;
       if (indexCollision == track0.collisionId() && track0.isPVContributor()) {
-        nProngsContributorsPV += 1;
+        indicesProngsContributorsPV += 1;
       }
       if (indexCollision == track1.collisionId() && track1.isPVContributor()) {
-        nProngsContributorsPV += 1;
+        indicesProngsContributorsPV += 2;
       }
 
       // fill candidate table rows
@@ -452,7 +452,7 @@ struct HfCandidateCreator2Prong {
                        errImpactParameter0XY, errImpactParameter1XY,
                        0.f, 0.f,
                        0.f, 0.f,
-                       rowTrackIndexProng2.prong0Id(), rowTrackIndexProng2.prong1Id(), nProngsContributorsPV,
+                       rowTrackIndexProng2.prong0Id(), rowTrackIndexProng2.prong1Id(), indicesProngsContributorsPV,
                        rowTrackIndexProng2.hfflag());
 
       // fill candidate prong PID rows
diff --git a/PWGHF/TableProducer/candidateCreator3Prong.cxx b/PWGHF/TableProducer/candidateCreator3Prong.cxx
index e7c464efa72..56ec18ba576 100644
--- a/PWGHF/TableProducer/candidateCreator3Prong.cxx
+++ b/PWGHF/TableProducer/candidateCreator3Prong.cxx
@@ -275,15 +275,15 @@ struct HfCandidateCreator3Prong {
       auto errorDecayLengthXY = std::sqrt(getRotatedCovMatrixXX(covMatrixPV, phi, 0.) + getRotatedCovMatrixXX(covMatrixPCA, phi, 0.));
 
       auto indexCollision = collision.globalIndex();
-      uint8_t nProngsContributorsPV = 0;
+      uint8_t indicesProngsContributorsPV = 0;
       if (indexCollision == track0.collisionId() && track0.isPVContributor()) {
-        nProngsContributorsPV += 1;
+        indicesProngsContributorsPV += 1;
       }
       if (indexCollision == track1.collisionId() && track1.isPVContributor()) {
-        nProngsContributorsPV += 1;
+        indicesProngsContributorsPV += 2;
       }
       if (indexCollision == track2.collisionId() && track2.isPVContributor()) {
-        nProngsContributorsPV += 1;
+        indicesProngsContributorsPV += 4;
       }
 
       // fill candidate table rows
@@ -299,7 +299,7 @@ struct HfCandidateCreator3Prong {
                        std::sqrt(impactParameter0.getSigmaY2()), std::sqrt(impactParameter1.getSigmaY2()), std::sqrt(impactParameter2.getSigmaY2()),
                        impactParameter0.getZ(), impactParameter1.getZ(), impactParameter2.getZ(),
                        std::sqrt(impactParameter0.getSigmaZ2()), std::sqrt(impactParameter1.getSigmaZ2()), std::sqrt(impactParameter2.getSigmaZ2()),
-                       rowTrackIndexProng3.prong0Id(), rowTrackIndexProng3.prong1Id(), rowTrackIndexProng3.prong2Id(), nProngsContributorsPV,
+                       rowTrackIndexProng3.prong0Id(), rowTrackIndexProng3.prong1Id(), rowTrackIndexProng3.prong2Id(), indicesProngsContributorsPV,
                        rowTrackIndexProng3.hfflag());
 
       // fill histograms
diff --git a/PWGHF/TableProducer/derivedDataCreatorLcToPKPi.cxx b/PWGHF/TableProducer/derivedDataCreatorLcToPKPi.cxx
index 6353241bc38..eda22feae72 100644
--- a/PWGHF/TableProducer/derivedDataCreatorLcToPKPi.cxx
+++ b/PWGHF/TableProducer/derivedDataCreatorLcToPKPi.cxx
@@ -191,7 +191,7 @@ struct HfDerivedDataCreatorLcToPKPi {
     if (fillCandidatePar) {
       rowCandidatePar(
         candidate.chi2PCA(),
-        candidate.nProngsContributorsPV(),
+        candidate.indicesProngsContributorsPV(),
         candidate.cpa(),
         candidate.cpaXY(),
         candidate.decayLength(),
diff --git a/PWGHF/TableProducer/treeCreatorLcToPKPi.cxx b/PWGHF/TableProducer/treeCreatorLcToPKPi.cxx
index f0c1c1503c2..d83655fde6c 100644
--- a/PWGHF/TableProducer/treeCreatorLcToPKPi.cxx
+++ b/PWGHF/TableProducer/treeCreatorLcToPKPi.cxx
@@ -100,7 +100,7 @@ DECLARE_SOA_TABLE(HfCandLcLites, "AOD", "HFCANDLCLITE",
                   collision::PosX,
                   collision::PosY,
                   collision::PosZ,
-                  hf_cand::NProngsContributorsPV,
+                  hf_cand::IndicesProngsContributorsPV,
                   // hf_cand::ErrorDecayLength,
                   // hf_cand::ErrorDecayLengthXY,
                   hf_cand::Chi2PCA,
@@ -158,7 +158,7 @@ DECLARE_SOA_TABLE(HfCandLcFulls, "AOD", "HFCANDLCFULL",
                   collision::PosX,
                   collision::PosY,
                   collision::PosZ,
-                  hf_cand::NProngsContributorsPV,
+                  hf_cand::IndicesProngsContributorsPV,
                   hf_cand::XSecondaryVertex,
                   hf_cand::YSecondaryVertex,
                   hf_cand::ZSecondaryVertex,
@@ -356,7 +356,7 @@ struct HfTreeCreatorLcToPKPi {
               candidate.posX(),
               candidate.posY(),
               candidate.posZ(),
-              candidate.nProngsContributorsPV(),
+              candidate.indicesProngsContributorsPV(),
               // candidate.errorDecayLength(),
               // candidate.errorDecayLengthXY(),
               candidate.chi2PCA(),
@@ -418,7 +418,7 @@ struct HfTreeCreatorLcToPKPi {
               candidate.posX(),
               candidate.posY(),
               candidate.posZ(),
-              candidate.nProngsContributorsPV(),
+              candidate.indicesProngsContributorsPV(),
               candidate.xSecondaryVertex(),
               candidate.ySecondaryVertex(),
               candidate.zSecondaryVertex(),
@@ -613,7 +613,7 @@ struct HfTreeCreatorLcToPKPi {
               candidate.posX(),
               candidate.posY(),
               candidate.posZ(),
-              candidate.nProngsContributorsPV(),
+              candidate.indicesProngsContributorsPV(),
               // candidate.errorDecayLength(),
               // candidate.errorDecayLengthXY(),
               candidate.chi2PCA(),
@@ -675,7 +675,7 @@ struct HfTreeCreatorLcToPKPi {
               candidate.posX(),
               candidate.posY(),
               candidate.posZ(),
-              candidate.nProngsContributorsPV(),
+              candidate.indicesProngsContributorsPV(),
               candidate.xSecondaryVertex(),
               candidate.ySecondaryVertex(),
               candidate.zSecondaryVertex(),
diff --git a/PWGHF/Utils/utilsTrkCandHf.h b/PWGHF/Utils/utilsTrkCandHf.h
index 073e416236d..b67a455d6ce 100644
--- a/PWGHF/Utils/utilsTrkCandHf.h
+++ b/PWGHF/Utils/utilsTrkCandHf.h
@@ -41,6 +41,21 @@ void setLabelHistoCands(Histo& hCandidates)
   hCandidates->GetXaxis()->SetBinLabel(SVFitting::Fail + 1, "Run-time error in secondary vertexing");
 }
 
+int countOnesInBinary(uint8_t num) {
+  int count = 0;
+
+  // Loop through all bits of the number (8 bits for uint8_t)
+  while (num > 0) {
+    // Increment count if the last bit is 1
+    count += num & 1;
+
+    // Right shift the number by 1 to check the next bit
+    num >>= 1;
+  }
+
+  return count;
+}
+
 } // namespace o2::hf_trkcandsel
 
 #endif // PWGHF_UTILS_UTILSTRKCANDHF_H_
diff --git a/PWGJE/Core/JetHFUtilities.h b/PWGJE/Core/JetHFUtilities.h
index 1334d8ad6f6..0e74c459595 100644
--- a/PWGJE/Core/JetHFUtilities.h
+++ b/PWGJE/Core/JetHFUtilities.h
@@ -563,7 +563,7 @@ void fillLcCandidateTable(T const& candidate, U& LcParTable, V& LcParETable, M&
 
   LcParTable(
     candidate.chi2PCA(),
-    candidate.nProngsContributorsPV(),
+    candidate.indicesProngsContributorsPV(),
     candidate.cpa(),
     candidate.cpaXY(),
     candidate.decayLength(),