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 8.39
Milk (kg) -420.00 -0.014 5.88
Fat (kg) 0.96 -0.375 -0.36
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index 4.71
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 1.71 1.117 1.91
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -1.89
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.77 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 7.33
Live WT (kg) -23.90 -0.307 7.33
Total Carbon Sub Index 19.23

* Based on an €80/tonne carbon price