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 9.60
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -7.94 -0.375 2.97
Prot (kg) -9.87 -0.441 4.36
Fertility Sub Index 0.58
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index 1.03
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 15.29

* Based on an €80/tonne carbon price