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 8.78
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -4.53 -0.375 1.70
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index 7.10
Calving Interval (days) -4.78 -1.459 6.97
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 1.32
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 18.74

* Based on an €80/tonne carbon price