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 4.69
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -3.96 -0.375 1.48
Prot (kg) -4.22 -0.441 1.86
Fertility Sub Index 1.32
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.01
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 16.03

* Based on an €80/tonne carbon price