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 8.58
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -6.25 -0.375 2.34
Prot (kg) -8.43 -0.441 3.72
Fertility Sub Index 1.37
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) 0.48 1.117 0.54
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.71
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.34

* Based on an €80/tonne carbon price