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 18.36
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -15.50 -0.375 5.81
Prot (kg) -19.24 -0.441 8.49
Fertility Sub Index 8.16
Calving Interval (days) -5.55 -1.459 8.10
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 1.73
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.26 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 32.25

* Based on an €80/tonne carbon price