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 17.45
Milk (kg) -610.00 -0.014 8.54
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -16.03 -0.441 7.08
Fertility Sub Index 1.68
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -0.04
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 22.17

* Based on an €80/tonne carbon price