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 19.43
Milk (kg) -404.00 -0.014 5.66
Fat (kg) -21.07 -0.375 7.89
Prot (kg) -13.33 -0.441 5.88
Fertility Sub Index 4.31
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 0.25 1.117 0.28
Calving Sub Index 2.35
Gestation Length (days) -2.56 -0.919 2.35
Beef Sub Index -2.61
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 4.45 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 24.10

* Based on an €80/tonne carbon price