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 1.51
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -0.99 -0.375 0.37
Prot (kg) -1.70 -0.441 0.75
Fertility Sub Index 0.34
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.02
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 3.25

* Based on an €80/tonne carbon price