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 4.59
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -3.21 -0.375 1.20
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index 4.89
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 1.36 1.117 1.52
Calving Sub Index 1.88
Gestation Length (days) -2.05 -0.919 1.88
Beef Sub Index 0.51
Carcass Weight (kg) -2.49 -0.528 1.31
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.37 -0.307 3.49
Total Carbon Sub Index 15.36

* Based on an €80/tonne carbon price