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 0.88
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.65 -0.375 0.24
Prot (kg) -1.22 -0.441 0.54
Fertility Sub Index 0.79
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.00 1.117 0.00
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 2.84

* Based on an €80/tonne carbon price