Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.96
Milk (kg) -235.00 -0.014 3.29
Fat (kg) 3.26 -0.375 -1.22
Prot (kg) -2.02 -0.441 0.89
Fertility Sub Index 16.89
Calving Interval (days) -9.59 -1.459 13.99
Survival (%) 2.59 1.117 2.89
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index -1.22
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 20.25

* Based on an €80/tonne carbon price