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 5.78
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -3.02 -0.375 1.13
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index 0.70
Calving Interval (days) 0.44 -1.459 -0.64
Survival (%) 1.20 1.117 1.34
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 0.71
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -2.86 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 8.35

* Based on an €80/tonne carbon price