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 0.34
Milk (kg) -93.00 -0.014 1.30
Fat (kg) 2.75 -0.375 -1.03
Prot (kg) -0.15 -0.441 0.07
Fertility Sub Index 0.37
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 0.98
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 3.68

* Based on an €80/tonne carbon price