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 -1.43
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) 1.85 -0.375 -0.69
Prot (kg) 1.57 -0.441 -0.69
Fertility Sub Index 1.78
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.59 1.117 0.66
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.24
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 10.33

* Based on an €80/tonne carbon price