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 20.82
Milk (kg) -450.00 -0.014 6.30
Fat (kg) -19.07 -0.375 7.14
Prot (kg) -16.71 -0.441 7.38
Fertility Sub Index 0.29
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.34 1.117 0.38
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index 0.96
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 30.04

* Based on an €80/tonne carbon price