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 4.76
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.75 -0.375 1.03
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index -3.77
Calving Interval (days) 1.88 -1.459 -2.74
Survival (%) -0.92 1.117 -1.03
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.75
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 4.99 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 3.26

* Based on an €80/tonne carbon price