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 3.81
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -2.89 -0.375 1.08
Prot (kg) -3.19 -0.441 1.41
Fertility Sub Index 2.58
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.17
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 15.41

* Based on an €80/tonne carbon price