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 4.92
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.30 -0.375 1.61
Prot (kg) -4.30 -0.441 1.90
Fertility Sub Index 1.98
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.61 1.117 0.68
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.20
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.07 -0.432 0.46
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 18.94

* Based on an €80/tonne carbon price