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 12.94
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -13.58 -0.375 5.09
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index 2.80
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 1.12 1.117 1.25
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.51
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 24.40

* Based on an €80/tonne carbon price