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 4.08
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -3.60 -0.441 1.59
Fertility Sub Index 1.99
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.70 1.117 0.78
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.68
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price