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 3.35
Milk (kg) -52.00 -0.014 0.73
Fat (kg) 2.08 -0.375 -0.78
Prot (kg) -7.71 -0.441 3.40
Fertility Sub Index 4.47
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 0.03 1.117 0.03
Calving Sub Index 1.89
Gestation Length (days) -2.06 -0.919 1.89
Beef Sub Index 1.00
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 15.96

* Based on an €80/tonne carbon price