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 3.27
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -1.60 -0.441 0.71
Fertility Sub Index -2.93
Calving Interval (days) 1.60 -1.459 -2.33
Survival (%) -0.53 1.117 -0.59
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -0.70
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 2.30

* Based on an €80/tonne carbon price