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 4.11
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -3.66 -0.375 1.37
Prot (kg) -3.71 -0.441 1.64
Fertility Sub Index 0.89
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.25 1.117 0.28
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.24
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.89 -0.432 0.82
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 16.34

* Based on an €80/tonne carbon price