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 7.12
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -3.25 -0.375 1.22
Prot (kg) -6.37 -0.441 2.81
Fertility Sub Index 0.10
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.19 1.117 0.21
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.36
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.80 -0.432 0.78
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 19.73

* Based on an €80/tonne carbon price