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 11.69
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -11.18 -0.375 4.19
Prot (kg) -9.99 -0.441 4.41
Fertility Sub Index 1.37
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.03
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 20.83

* Based on an €80/tonne carbon price