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 7.03
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -6.05 -0.375 2.27
Prot (kg) -6.33 -0.441 2.79
Fertility Sub Index 0.76
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) 0.35 1.117 0.39
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.69
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -2.44 -0.432 1.05
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 19.66

* Based on an €80/tonne carbon price