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 15.48
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -14.45 -0.375 5.41
Prot (kg) -14.33 -0.441 6.32
Fertility Sub Index 18.00
Calving Interval (days) -12.22 -1.459 17.83
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.97
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 36.05

* Based on an €80/tonne carbon price