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 14.41
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -13.85 -0.375 5.19
Prot (kg) -12.72 -0.441 5.61
Fertility Sub Index -0.84
Calving Interval (days) 0.89 -1.459 -1.30
Survival (%) 0.41 1.117 0.46
Calving Sub Index 2.04
Gestation Length (days) -2.22 -0.919 2.04
Beef Sub Index 0.64
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 19.96

* Based on an €80/tonne carbon price