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 16.43
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -15.49 -0.375 5.80
Prot (kg) -14.30 -0.441 6.31
Fertility Sub Index 5.15
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 0.95 1.117 1.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.43
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -1.22 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 26.39

* Based on an €80/tonne carbon price