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 16.69
Milk (kg) -305.00 -0.014 4.27
Fat (kg) -17.12 -0.375 6.41
Prot (kg) -13.61 -0.441 6.01
Fertility Sub Index 11.64
Calving Interval (days) -7.03 -1.459 10.26
Survival (%) 1.24 1.117 1.39
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -1.03
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 29.30

* Based on an €80/tonne carbon price