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 22.36
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -22.22 -0.375 8.32
Prot (kg) -20.84 -0.441 9.20
Fertility Sub Index 3.08
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 0.59 1.117 0.66
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 3.68
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -4.87 -0.432 2.10
Maintenance Sub Index Maint. Sub Index 8.68
Live WT (kg) -28.30 -0.307 8.68
Total Carbon Sub Index 41.50

* Based on an €80/tonne carbon price