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 8.55
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -6.27 -0.375 2.35
Prot (kg) -8.57 -0.441 3.78
Fertility Sub Index 1.09
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 0.06 1.117 0.07
Calving Sub Index 1.73
Gestation Length (days) -1.88 -0.919 1.73
Beef Sub Index 3.91
Carcass Weight (kg) -10.30 -0.528 5.43
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 8.25
Live WT (kg) -26.90 -0.307 8.25
Total Carbon Sub Index 23.52

* Based on an €80/tonne carbon price