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 2.50
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index 0.69
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) 0.32 1.117 0.36
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.06
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.92 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 13.21

* Based on an €80/tonne carbon price