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 15.33
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -12.51 -0.375 4.69
Prot (kg) -13.71 -0.441 6.05
Fertility Sub Index 12.42
Calving Interval (days) -6.01 -1.459 8.77
Survival (%) 3.27 1.117 3.65
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.17
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 30.29

* Based on an €80/tonne carbon price