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 5.26
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -4.31 -0.375 1.61
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index 1.99
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.62 1.117 0.69
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.36
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 18.20

* Based on an €80/tonne carbon price