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 2.79
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index 5.77
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 1.55 1.117 1.73
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.44
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price