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 -11.45
Milk (kg) 45.00 -0.014 -0.63
Fat (kg) 15.65 -0.375 -5.86
Prot (kg) 11.23 -0.441 -4.96
Fertility Sub Index 2.40
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 1.00
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index -5.26

* Based on an €80/tonne carbon price