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 4.62
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -2.40 -0.375 0.90
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index 1.50
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.48 1.117 0.54
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.95
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.35 -0.432 0.58
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 18.31

* Based on an €80/tonne carbon price