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 13.49
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -13.86 -0.375 5.19
Prot (kg) -11.39 -0.441 5.03
Fertility Sub Index 2.08
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 0.20 1.117 0.22
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.09
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 24.48

* Based on an €80/tonne carbon price