diff --git a/MC/bin/o2dpg_sim_workflow.py b/MC/bin/o2dpg_sim_workflow.py
index 6a6cfa39d..4dc23118f 100755
--- a/MC/bin/o2dpg_sim_workflow.py
+++ b/MC/bin/o2dpg_sim_workflow.py
@@ -724,9 +724,17 @@ def getDPL_global_options(bigshm=False, ccdbbackend=True):
                          cpu=1, mem=1000)
 
    SGNGENtask['cmd']=''
-   if GENERATOR=="hepmc" and tf > 1:
-     # determine the skip number
-     cmd = 'export HEPMCEVENTSKIP=$(${O2DPG_ROOT}/UTILS/ReadHepMCEventSkip.sh ../HepMCEventSkip.json ' + str(tf) + ');'
+   if GENERATOR=="hepmc":
+     if tf == 1:
+      # determine the offset number
+       eventOffset = environ.get('HEPMCOFFSET')
+       print("HEPMCOFFSET: ", eventOffset)
+       if eventOffset == None:
+        eventOffset = 0
+       cmd = 'export HEPMCEVENTSKIP=$(${O2DPG_ROOT}/UTILS/InitHepMCEventSkip.sh ../HepMCEventSkip.json ' + str(eventOffset) + ');'
+     elif tf > 1:
+       # determine the skip number
+       cmd = 'export HEPMCEVENTSKIP=$(${O2DPG_ROOT}/UTILS/ReadHepMCEventSkip.sh ../HepMCEventSkip.json ' + str(tf) + ');'
      SGNGENtask['cmd'] = cmd
    SGNGENtask['cmd'] +='${O2_ROOT}/bin/o2-sim --noGeant -j 1 --field ccdb --vertexMode kCCDB'         \
                      + ' --run ' + str(args.run) + ' ' + str(CONFKEY) + str(TRIGGER)                  \
diff --git a/MC/config/ALICE3/ini/pythia8_pp_13tev.ini b/MC/config/ALICE3/ini/pythia8_pp_13tev.ini
new file mode 100644
index 000000000..8d90b3977
--- /dev/null
+++ b/MC/config/ALICE3/ini/pythia8_pp_13tev.ini
@@ -0,0 +1,9 @@
+[Diamond]
+width[2]=6.0
+
+[GeneratorExternal]
+fileName=${O2DPG_ROOT}/MC/config/ALICE3/pythia8/generator_pythia8_ALICE3.C
+funcName=generator_pythia8_ALICE3()
+
+[GeneratorPythia8]
+config=${O2DPG_ROOT}/MC/config/ALICE3/pythia8/generator/pythia8_pp_13tev.cfg
diff --git a/MC/config/ALICE3/ini/pythia8_pp_ropes_13tev.ini b/MC/config/ALICE3/ini/pythia8_pp_ropes_13tev.ini
new file mode 100644
index 000000000..008ad657f
--- /dev/null
+++ b/MC/config/ALICE3/ini/pythia8_pp_ropes_13tev.ini
@@ -0,0 +1,9 @@
+[Diamond]
+width[2]=6.0
+
+[GeneratorExternal]
+fileName=${O2DPG_ROOT}/MC/config/ALICE3/pythia8/generator_pythia8_ALICE3.C
+funcName=generator_pythia8_ALICE3()
+
+[GeneratorPythia8]
+config=${O2DPG_ROOT}/MC/config/ALICE3/pythia8/generator/pythia8_pp_ropes_13tev.cfg
diff --git a/MC/config/ALICE3/ini/pythia8_pp_shoving_13tev.ini b/MC/config/ALICE3/ini/pythia8_pp_shoving_13tev.ini
new file mode 100644
index 000000000..b6a02a729
--- /dev/null
+++ b/MC/config/ALICE3/ini/pythia8_pp_shoving_13tev.ini
@@ -0,0 +1,9 @@
+[Diamond]
+width[2]=6.0
+
+[GeneratorExternal]
+fileName=${O2DPG_ROOT}/MC/config/ALICE3/pythia8/generator_pythia8_ALICE3.C
+funcName=generator_pythia8_ALICE3()
+
+[GeneratorPythia8]
+config=${O2DPG_ROOT}/MC/config/ALICE3/pythia8/generator/pythia8_pp_shoving_13tev.cfg
diff --git a/MC/config/ALICE3/ini/tests/pythia8_pp_13tev.C b/MC/config/ALICE3/ini/tests/pythia8_pp_13tev.C
new file mode 100644
index 000000000..8fb911b19
--- /dev/null
+++ b/MC/config/ALICE3/ini/tests/pythia8_pp_13tev.C
@@ -0,0 +1,3 @@
+int External() {
+    return 0;
+}
diff --git a/MC/config/ALICE3/ini/tests/pythia8_pp_ropes_13tev.C b/MC/config/ALICE3/ini/tests/pythia8_pp_ropes_13tev.C
new file mode 100644
index 000000000..8fb911b19
--- /dev/null
+++ b/MC/config/ALICE3/ini/tests/pythia8_pp_ropes_13tev.C
@@ -0,0 +1,3 @@
+int External() {
+    return 0;
+}
diff --git a/MC/config/ALICE3/ini/tests/pythia8_pp_shoving_13tev.C b/MC/config/ALICE3/ini/tests/pythia8_pp_shoving_13tev.C
new file mode 100644
index 000000000..8fb911b19
--- /dev/null
+++ b/MC/config/ALICE3/ini/tests/pythia8_pp_shoving_13tev.C
@@ -0,0 +1,3 @@
+int External() {
+    return 0;
+}
diff --git a/MC/config/ALICE3/pythia8/generator/pythia8_pp_13tev.cfg b/MC/config/ALICE3/pythia8/generator/pythia8_pp_13tev.cfg
new file mode 100644
index 000000000..18c10c6dd
--- /dev/null
+++ b/MC/config/ALICE3/pythia8/generator/pythia8_pp_13tev.cfg
@@ -0,0 +1,16 @@
+### Specify beams
+Beams:idA = 2212
+Beams:idB = 2212            
+Beams:eCM = 13000.              ### energy
+    
+Beams:frameType = 1
+ParticleDecays:limitTau0 = on
+ParticleDecays:tau0Max = 10.      ### match alice: 1cm/c = 10.0mm/c
+
+### processes
+SoftQCD:inelastic = on # all inelastic processes
+
+# default: do nothing, Monash 2013 will do its thing
+Tune:pp = 14
+
+Random:setSeed = on
diff --git a/MC/config/ALICE3/pythia8/generator/pythia8_pp_ropes_13tev.cfg b/MC/config/ALICE3/pythia8/generator/pythia8_pp_ropes_13tev.cfg
new file mode 100644
index 000000000..a8bd9dc17
--- /dev/null
+++ b/MC/config/ALICE3/pythia8/generator/pythia8_pp_ropes_13tev.cfg
@@ -0,0 +1,43 @@
+### Specify beams
+Beams:idA = 2212
+Beams:idB = 2212            
+Beams:eCM = 13000.              ### energy
+    
+Beams:frameType = 1
+ParticleDecays:limitTau0 = on
+ParticleDecays:tau0Max = 10.      ### match alice: 1cm/c = 10.0mm/c
+
+### processes
+SoftQCD:inelastic = on # all inelastic processes
+
+### Ropes settings
+MultiPartonInteractions:pT0Ref = 2.15
+
+BeamRemnants:remnantMode = 1
+BeamRemnants:saturation = 5
+
+ColourReconnection:mode = 1
+ColourReconnection:allowDoubleJunRem = off
+ColourReconnection:m0 = 0.3
+ColourReconnection:allowJunctions = on
+ColourReconnection:junctionCorrection = 1.2
+ColourReconnection:timeDilationMode = 2
+ColourReconnection:timeDilationPar = 0.18
+
+Ropewalk:RopeHadronization = on
+Ropewalk:doShoving = on
+Ropewalk:tInit = 1.5           # Propagation time
+Ropewalk:deltat = 0.05
+Ropewalk:tShove 0.1
+Ropewalk:gAmplitude = 0.        # Set shoving strength to 0 explicitly
+Ropewalk:doFlavour = on
+Ropewalk:r0 = 0.5
+Ropewalk:m0 = 0.2
+Ropewalk:beta = 0.1
+
+### Enabling setting of vertex information.
+PartonVertex:setVertex = on
+PartonVertex:protonRadius = 0.7
+PartonVertex:emissionWidth = 0.1
+
+Random:setSeed = on
diff --git a/MC/config/ALICE3/pythia8/generator/pythia8_pp_shoving_13tev.cfg b/MC/config/ALICE3/pythia8/generator/pythia8_pp_shoving_13tev.cfg
new file mode 100644
index 000000000..221e08752
--- /dev/null
+++ b/MC/config/ALICE3/pythia8/generator/pythia8_pp_shoving_13tev.cfg
@@ -0,0 +1,34 @@
+### Specify beams
+Beams:idA = 2212
+Beams:idB = 2212            
+Beams:eCM = 13000.              ### energy
+    
+Beams:frameType = 1
+ParticleDecays:limitTau0 = on
+ParticleDecays:tau0Max = 10.      ### match alice: 1cm/c = 10.0mm/c
+
+### processes
+SoftQCD:inelastic = on # all inelastic processes
+
+### Shoving settings
+Ropewalk:RopeHadronization = on
+Ropewalk:doShoving = on
+Ropewalk:doFlavour = off
+Ropewalk:rCutOff = 10.0
+Ropewalk:limitMom = on
+Ropewalk:pTcut = 2.0
+Ropewalk:r0 = 0.41
+Ropewalk:m0 = 0.2
+Ropewalk:gAmplitude = 10.0
+Ropewalk:gExponent = 1.0
+Ropewalk:deltat = 0.1
+Ropewalk:tShove = 1.
+Ropewalk:deltay = 0.1
+Ropewalk:tInit = 1.5
+
+### Enabling setting of vertex information.
+PartonVertex:setVertex = on
+PartonVertex:protonRadius = 0.7
+PartonVertex:emissionWidth = 0.1
+
+Random:setSeed = on
diff --git a/UTILS/InitHepMCEventSkip.sh b/UTILS/InitHepMCEventSkip.sh
new file mode 100755
index 000000000..a7d45273b
--- /dev/null
+++ b/UTILS/InitHepMCEventSkip.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+# Path to the JSON file
+JSON_FILE=${1:-HepMC_EventSkip_ALT.json}
+EVENTS=$2
+
+# insert event count offset
+echo "[]" > ${JSON_FILE} # init json file
+JQ_COMMAND="jq '. + [{"HepMCEventOffset": ${EVENTS}}]' ${JSON_FILE} > tmp_123.json; mv tmp_123.json ${JSON_FILE}"
+eval ${JQ_COMMAND}
+
+echo ${EVENTS}
diff --git a/UTILS/ReadHepMCEventSkip.sh b/UTILS/ReadHepMCEventSkip.sh
index f242eafd7..2fc548b09 100755
--- a/UTILS/ReadHepMCEventSkip.sh
+++ b/UTILS/ReadHepMCEventSkip.sh
@@ -3,5 +3,22 @@
 # Path to the JSON file
 JSON_FILE=$1
 tf=$2
+
+# get event offset
+JQCOMMAND="jq '.[] | select(.HepMCEventOffset) | .HepMCEventOffset' ${JSON_FILE}"
+offset=`eval ${JQCOMMAND}`
+if [ ! $offset ]
+then
+  offset=0
+fi
+
+# count generated events
 JQCOMMAND="jq '[.[] | select(.tf < ${tf}) | .HepMCEventCount] | add' ${JSON_FILE}"
-eval ${JQCOMMAND}
\ No newline at end of file
+events=`eval ${JQCOMMAND}`
+if [ ! $events ]
+then
+  events=0
+fi
+
+# total number of events to skip
+echo $((offset + events))