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 2.63
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.44 -0.375 0.91
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index 1.02
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.35 1.117 0.39
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.65
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.84 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 15.55

* Based on an €80/tonne carbon price