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 5.09
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index 0.24
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) 0.20 1.117 0.22
Calving Sub Index 2.55
Gestation Length (days) -2.77 -0.919 2.55
Beef Sub Index -0.30
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 7.60

* Based on an €80/tonne carbon price