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 -0.80
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 0.09 -0.375 -0.03
Prot (kg) 1.00 -0.441 -0.44
Fertility Sub Index 3.18
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 1.21 1.117 1.35
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.95
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) -1.96 -0.432 0.85
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 3.60

* Based on an €80/tonne carbon price