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 1.62
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -0.99 -0.375 0.37
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 2.16
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 0.99 1.117 1.11
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.54
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.26 -0.432 -1.41
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 14.02

* Based on an €80/tonne carbon price