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 2.03
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -0.70 -0.375 0.26
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index 0.87
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.22
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 4.84

* Based on an €80/tonne carbon price