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 2.62
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -2.47 -0.441 1.09
Fertility Sub Index 1.22
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) 0.03 1.117 0.03
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.25
Carcass Weight (kg) -2.85 -0.528 1.50
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 6.79
Live WT (kg) -22.15 -0.307 6.79
Total Carbon Sub Index 11.61

* Based on an €80/tonne carbon price