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 10.21
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -9.02 -0.375 3.38
Prot (kg) -9.17 -0.441 4.05
Fertility Sub Index 0.57
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) 0.43 1.117 0.48
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 20.34

* Based on an €80/tonne carbon price