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 22.60
Milk (kg) -898.00 -0.014 12.57
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -18.57 -0.441 8.20
Fertility Sub Index -1.91
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 0.04 1.117 0.04
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -1.66
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 9.11 -0.432 -3.93
Maintenance Sub Index Maint. Sub Index 7.54
Live WT (kg) -24.60 -0.307 7.54
Total Carbon Sub Index 27.24

* Based on an €80/tonne carbon price