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 4.82
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -4.86 -0.375 1.82
Prot (kg) -4.86 -0.441 2.15
Fertility Sub Index 2.62
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 0.03 1.117 0.03
Calving Sub Index 2.45
Gestation Length (days) -2.67 -0.919 2.45
Beef Sub Index 1.60
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -1.88 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 12.71

* Based on an €80/tonne carbon price