Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 12.63
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -14.24 -0.375 5.33
Prot (kg) -11.37 -0.441 5.02
Fertility Sub Index 0.38
Calving Interval (days) -1.08 -1.459 1.58
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index -0.72
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 16.17

* Based on an €80/tonne carbon price