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 5.46
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -8.46 -0.375 3.17
Prot (kg) -3.63 -0.441 1.60
Fertility Sub Index 4.94
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 0.05 1.117 0.06
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 2.43
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price