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 10.83
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -9.35 -0.375 3.50
Prot (kg) -9.65 -0.441 4.26
Fertility Sub Index 1.41
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.08
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 22.56

* Based on an €80/tonne carbon price