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 1.32
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -0.79 -0.375 0.30
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 0.65
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.10
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 3.21

* Based on an €80/tonne carbon price