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 12.79
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -13.60 -0.375 5.09
Prot (kg) -12.01 -0.441 5.30
Fertility Sub Index -1.09
Calving Interval (days) 0.45 -1.459 -0.66
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index -2.73
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 11.44

* Based on an €80/tonne carbon price