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 0.33
Milk (kg) -13.00 -0.014 0.18
Fat (kg) 1.19 -0.375 -0.45
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index 0.69
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.40
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 2.63

* Based on an €80/tonne carbon price