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 7.97
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -10.55 -0.441 4.66
Fertility Sub Index 1.00
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.13
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 12.18

* Based on an €80/tonne carbon price