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 18.68
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -17.06 -0.375 6.39
Prot (kg) -17.76 -0.441 7.84
Fertility Sub Index 2.50
Calving Interval (days) -1.95 -1.459 2.85
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.69
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -1.36 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 22.66

* Based on an €80/tonne carbon price