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 11.04
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -14.86 -0.375 5.57
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index 1.49
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.24 1.117 0.27
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.27
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.48 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 25.00

* Based on an €80/tonne carbon price