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 5.99
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -5.30 -0.441 2.34
Fertility Sub Index 2.27
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) 1.04 1.117 1.16
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.37
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 17.44

* Based on an €80/tonne carbon price