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 10.48
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -9.49 -0.375 3.55
Prot (kg) -9.72 -0.441 4.29
Fertility Sub Index 0.79
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) 1.22 1.117 1.36
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.72
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 17.34

* Based on an €80/tonne carbon price