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 0.57
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 1.41 -0.375 -0.53
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 0.17
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index 0.32
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 1.74

* Based on an €80/tonne carbon price