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 21.01
Milk (kg) -586.00 -0.014 8.20
Fat (kg) -13.77 -0.375 5.16
Prot (kg) -17.34 -0.441 7.65
Fertility Sub Index 1.30
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.20
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 25.24

* Based on an €80/tonne carbon price