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 2.70
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -1.38 -0.375 0.52
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index -1.45
Calving Interval (days) 1.59 -1.459 -2.32
Survival (%) 0.78 1.117 0.87
Calving Sub Index -0.97
Gestation Length (days) 1.05 -0.919 -0.97
Beef Sub Index -0.70
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 4.80 -0.432 -2.07
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 4.33

* Based on an €80/tonne carbon price