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 6.53
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -7.68 -0.375 2.88
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 0.39
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.32 1.117 0.36
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.04
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 15.48

* Based on an €80/tonne carbon price