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 2.60
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -0.89 -0.375 0.33
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index 1.19
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.28 1.117 0.31
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index 1.40
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 12.33

* Based on an €80/tonne carbon price