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 0.53
Milk (kg) -28.00 -0.014 0.39
Fat (kg) 1.84 -0.375 -0.69
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index 1.72
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 0.31 1.117 0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.33
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 3.26

* Based on an €80/tonne carbon price