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 17.04
Milk (kg) -478.00 -0.014 6.69
Fat (kg) -12.18 -0.375 4.56
Prot (kg) -13.12 -0.441 5.79
Fertility Sub Index 3.87
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.87
Gestation Length (days) 0.95 -0.919 -0.87
Beef Sub Index -3.75
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 17.89

* Based on an €80/tonne carbon price