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 2.41
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -2.17 -0.441 0.96
Fertility Sub Index 1.64
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) 0.70 1.117 0.78
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.87
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 15.47

* Based on an €80/tonne carbon price