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 7.68
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -7.80 -0.375 2.92
Prot (kg) -5.99 -0.441 2.64
Fertility Sub Index 1.41
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.11
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 18.40

* Based on an €80/tonne carbon price