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 6.18
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -2.37 -0.375 0.89
Prot (kg) -4.05 -0.441 1.79
Fertility Sub Index 7.16
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 2.53 1.117 2.83
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.32
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 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 22.44

* Based on an €80/tonne carbon price