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 15.70
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -15.57 -0.375 5.83
Prot (kg) -12.93 -0.441 5.71
Fertility Sub Index 0.24
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.29 1.117 0.32
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.26
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 25.45

* Based on an €80/tonne carbon price