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 5.70
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -1.07 -0.375 0.40
Prot (kg) -7.32 -0.441 3.23
Fertility Sub Index 1.93
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -0.07
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 8.24

* Based on an €80/tonne carbon price