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 6.62
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -5.78 -0.441 2.55
Fertility Sub Index 2.16
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.97
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.66 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 20.66

* Based on an €80/tonne carbon price