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 18.30
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -20.79 -0.375 7.79
Prot (kg) -13.73 -0.441 6.06
Fertility Sub Index 4.70
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 0.58 1.117 0.65
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.10
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -0.10 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 31.73

* Based on an €80/tonne carbon price