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 6.49
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -4.32 -0.375 1.62
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index 0.20
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.26 1.117 0.29
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.97
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.78 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 16.14

* Based on an €80/tonne carbon price