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 14.45
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -18.42 -0.375 6.90
Prot (kg) -13.93 -0.441 6.15
Fertility Sub Index 0.96
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.36 1.117 0.40
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index 0.75
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 21.26

* Based on an €80/tonne carbon price