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 10.39
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -10.27 -0.375 3.85
Prot (kg) -7.69 -0.441 3.39
Fertility Sub Index -0.62
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) 0.06 1.117 0.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.73
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.22 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 20.62

* Based on an €80/tonne carbon price