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 0.40
Milk (kg) -14.00 -0.014 0.20
Fat (kg) 0.17 -0.375 -0.06
Prot (kg) -0.60 -0.441 0.26
Fertility Sub Index 0.60
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.09 1.117 0.10
Calving Sub Index -2.00
Gestation Length (days) 2.18 -0.919 -2.00
Beef Sub Index 1.05
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.84 -0.432 0.36
Maintenance Sub Index Maint. Sub Index 2.31
Live WT (kg) -7.55 -0.307 2.31
Total Carbon Sub Index 2.35

* Based on an €80/tonne carbon price