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 7.29
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -6.57 -0.375 2.46
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 2.11
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.99 1.117 1.11
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.42
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 18.30

* Based on an €80/tonne carbon price