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 6.22
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -7.37 -0.441 3.25
Fertility Sub Index 1.58
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.22
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 8.07

* Based on an €80/tonne carbon price