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 28.08
Milk (kg) -924.00 -0.014 12.94
Fat (kg) -12.94 -0.375 4.85
Prot (kg) -23.32 -0.441 10.29
Fertility Sub Index 0.81
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) 0.86 1.117 0.96
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 3.39
Carcass Weight (kg) -14.20 -0.528 7.49
Age of Slaughter (days) 9.50 -0.432 -4.10
Maintenance Sub Index Maint. Sub Index 13.70
Live WT (kg) -44.70 -0.307 13.70
Total Carbon Sub Index 47.05

* Based on an €80/tonne carbon price