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 4.16
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -5.93 -0.375 2.22
Prot (kg) -1.40 -0.441 0.62
Fertility Sub Index 2.87
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 0.39 1.117 0.44
Calving Sub Index 2.44
Gestation Length (days) -2.65 -0.919 2.44
Beef Sub Index 1.33
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -1.73 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 13.24

* Based on an €80/tonne carbon price