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 6.77
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -6.67 -0.441 2.94
Fertility Sub Index -0.64
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 1.22
Carcass Weight (kg) -2.35 -0.528 1.24
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index -1.39
Live WT (kg) 4.55 -0.307 -1.39
Total Carbon Sub Index 6.29

* Based on an €80/tonne carbon price