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 11.96
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -11.07 -0.375 4.15
Prot (kg) -12.34 -0.441 5.45
Fertility Sub Index -8.23
Calving Interval (days) 4.06 -1.459 -5.92
Survival (%) -2.06 1.117 -2.30
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -0.29
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.22 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 4.34

* Based on an €80/tonne carbon price