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 19.93
Milk (kg) -397.00 -0.014 5.56
Fat (kg) -17.41 -0.375 6.52
Prot (kg) -17.79 -0.441 7.85
Fertility Sub Index 3.74
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 1.82 1.117 2.03
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.83
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 35.08

* Based on an €80/tonne carbon price