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 1.37
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -1.26 -0.375 0.47
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index 0.40
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) 0.12 1.117 0.13
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -0.02
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 11.27

* Based on an €80/tonne carbon price