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 2.30
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -2.06 -0.441 0.91
Fertility Sub Index 4.54
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.06 1.117 1.18
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.37
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 15.79

* Based on an €80/tonne carbon price