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 2.57
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -2.55 -0.375 0.96
Prot (kg) 0.20 -0.441 -0.09
Fertility Sub Index 4.78
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 0.79 1.117 0.88
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index -0.69
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 9.23

* Based on an €80/tonne carbon price