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 8.66
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -12.46 -0.441 5.50
Fertility Sub Index -2.33
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 0.20
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 4.91 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 6.96

* Based on an €80/tonne carbon price