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 11.95
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -10.80 -0.375 4.05
Prot (kg) -10.30 -0.441 4.55
Fertility Sub Index 1.53
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 0.39 1.117 0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.10
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 23.90

* Based on an €80/tonne carbon price