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 11.48
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -9.44 -0.441 4.17
Fertility Sub Index -0.18
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) 0.37 1.117 0.41
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.44
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 19.05

* Based on an €80/tonne carbon price