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 3.54
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -3.12 -0.441 1.38
Fertility Sub Index 6.82
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 1.89 1.117 2.11
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.15
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.83 -0.432 0.36
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 22.42

* Based on an €80/tonne carbon price