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 2.22
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -2.55 -0.375 0.96
Prot (kg) -1.76 -0.441 0.78
Fertility Sub Index -0.86
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) 0.12 1.117 0.13
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.81
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.65 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 14.88

* Based on an €80/tonne carbon price