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 13.02
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -11.72 -0.375 4.39
Prot (kg) -12.26 -0.441 5.41
Fertility Sub Index 5.64
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 0.61 1.117 0.68
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.06
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 26.65

* Based on an €80/tonne carbon price