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 16.71
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -18.35 -0.375 6.87
Prot (kg) -13.08 -0.441 5.77
Fertility Sub Index -0.78
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) 0.31 1.117 0.35
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -2.80
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) 0.00 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 12.27

* Based on an €80/tonne carbon price