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 11.50
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -12.82 -0.375 4.80
Prot (kg) -8.87 -0.441 3.91
Fertility Sub Index 0.89
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.35 1.117 0.39
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.72
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 23.41

* Based on an €80/tonne carbon price