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 -0.56
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.98 -0.375 -0.37
Prot (kg) 0.37 -0.441 -0.16
Fertility Sub Index 1.67
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 1.31
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -1.08 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 7.73

* Based on an €80/tonne carbon price