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 3.96
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -4.10 -0.375 1.54
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index 0.49
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.37 1.117 0.41
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.72
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.69 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 14.96

* Based on an €80/tonne carbon price