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 3.33
Milk (kg) -155.00 -0.014 2.17
Fat (kg) 0.85 -0.375 -0.32
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index 3.75
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 1.72 1.117 1.92
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 6.54
Carcass Weight (kg) -19.40 -0.528 10.23
Age of Slaughter (days) 8.55 -0.432 -3.69
Maintenance Sub Index Maint. Sub Index 16.83
Live WT (kg) -54.90 -0.307 16.83
Total Carbon Sub Index 31.34

* Based on an €80/tonne carbon price