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 12.18
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -14.77 -0.375 5.53
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index 1.62
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 1.10 1.117 1.23
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.18
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 20.29

* Based on an €80/tonne carbon price