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 2.85
Milk (kg) -150.00 -0.014 2.10
Fat (kg) 0.15 -0.375 -0.06
Prot (kg) -1.83 -0.441 0.81
Fertility Sub Index 2.82
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index -0.46
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 5.54

* Based on an €80/tonne carbon price