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 12.18
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -15.44 -0.375 5.78
Prot (kg) -9.13 -0.441 4.03
Fertility Sub Index 2.60
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -1.91
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 12.28

* Based on an €80/tonne carbon price