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 6.30
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -5.46 -0.375 2.05
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index 1.32
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.59 1.117 0.66
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.36
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 17.64

* Based on an €80/tonne carbon price