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 1.21
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -0.73 -0.375 0.27
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index -0.34
Calving Interval (days) 0.63 -1.459 -0.92
Survival (%) 0.52 1.117 0.58
Calving Sub Index -0.77
Gestation Length (days) 0.84 -0.919 -0.77
Beef Sub Index -0.32
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 4.53 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 5.73

* Based on an €80/tonne carbon price