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 13.73
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -11.67 -0.375 4.37
Prot (kg) -11.25 -0.441 4.97
Fertility Sub Index 1.84
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.59
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 24.39

* Based on an €80/tonne carbon price