Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 3.40
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -0.88 -0.375 0.33
Prot (kg) -4.60 -0.441 2.03
Fertility Sub Index 5.27
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 0.94 1.117 1.05
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.68
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 13.31

* Based on an €80/tonne carbon price