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 2.58
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index 0.81
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.37 1.117 0.41
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.42
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -2.54 -0.432 1.10
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 15.85

* Based on an €80/tonne carbon price