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 4.27
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -1.81 -0.375 0.68
Prot (kg) -4.37 -0.441 1.93
Fertility Sub Index 6.62
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 1.29 1.117 1.44
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.33
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 19.70

* Based on an €80/tonne carbon price