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 2.92
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -4.46 -0.375 1.67
Prot (kg) 1.46 -0.441 -0.64
Fertility Sub Index 4.03
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 0.56 1.117 0.63
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 0.79
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) -2.56 -0.432 1.11
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 11.83

* Based on an €80/tonne carbon price