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 1.41
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -0.47 -0.375 0.18
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index 2.03
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 0.62 1.117 0.69
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.09
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 15.41

* Based on an €80/tonne carbon price