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 0.83
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -0.31 -0.375 0.12
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 0.78
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.25 1.117 0.28
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.80
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.95 -0.432 1.27
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 13.87

* Based on an €80/tonne carbon price