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 14.27
Milk (kg) -306.00 -0.014 4.28
Fat (kg) -14.18 -0.375 5.31
Prot (kg) -10.60 -0.441 4.68
Fertility Sub Index 5.65
Calving Interval (days) -3.77 -1.459 5.50
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 2.06
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.96 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 7.42
Live WT (kg) -24.20 -0.307 7.42
Total Carbon Sub Index 29.05

* Based on an €80/tonne carbon price