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 2.57
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -1.45 -0.375 0.54
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index 2.29
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.42 1.117 0.47
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.49
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 13.78

* Based on an €80/tonne carbon price