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 0.05
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -2.08 -0.375 0.78
Prot (kg) 1.49 -0.441 -0.66
Fertility Sub Index 7.05
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 2.12 1.117 2.37
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.40
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 15.40

* Based on an €80/tonne carbon price