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 6.69
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -5.70 -0.441 2.52
Fertility Sub Index 1.73
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.41 1.117 0.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.23
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.29 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 18.31

* Based on an €80/tonne carbon price