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 5.23
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index 1.81
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.29
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.27 -0.432 0.55
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 19.36

* Based on an €80/tonne carbon price