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 11.53
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -13.07 -0.375 4.90
Prot (kg) -9.86 -0.441 4.35
Fertility Sub Index 0.42
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) 0.86 1.117 0.96
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -1.54
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 11.40

* Based on an €80/tonne carbon price