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 9.41
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -10.51 -0.375 3.94
Prot (kg) -8.97 -0.441 3.96
Fertility Sub Index -0.65
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) -1.57 1.117 -1.75
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 1.20
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 13.22

* Based on an €80/tonne carbon price