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 3.22
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -3.27 -0.375 1.22
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index 0.78
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) 0.49 1.117 0.55
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.45
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 13.99

* Based on an €80/tonne carbon price