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 5.52
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -7.65 -0.375 2.87
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index 3.56
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.96
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 11.37

* Based on an €80/tonne carbon price