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 13.01
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -13.82 -0.375 5.18
Prot (kg) -10.05 -0.441 4.44
Fertility Sub Index 2.97
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 0.35 1.117 0.39
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.03
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 25.31

* Based on an €80/tonne carbon price