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 2.98
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -1.57 -0.441 0.69
Fertility Sub Index 2.57
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 1.18 1.117 1.32
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.23
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 16.33

* Based on an €80/tonne carbon price