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 17.23
Milk (kg) -374.00 -0.014 5.24
Fat (kg) -14.75 -0.375 5.52
Prot (kg) -14.66 -0.441 6.47
Fertility Sub Index 6.30
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index 0.67
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.46 -0.432 0.20
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 24.96

* Based on an €80/tonne carbon price