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 18.86
Milk (kg) -396.00 -0.014 5.54
Fat (kg) -15.59 -0.375 5.84
Prot (kg) -16.94 -0.441 7.48
Fertility Sub Index 1.89
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 0.35 1.117 0.39
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index 0.25
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 20.79

* Based on an €80/tonne carbon price