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 17.71
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -16.60 -0.375 6.22
Prot (kg) -15.23 -0.441 6.72
Fertility Sub Index 0.76
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index 0.98
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.69 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 21.70

* Based on an €80/tonne carbon price