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 1.16
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -0.20 -0.375 0.07
Prot (kg) -1.60 -0.441 0.71
Fertility Sub Index 0.86
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) 0.48 1.117 0.54
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.34
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 4.50

* Based on an €80/tonne carbon price