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 6.42
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -0.41 -0.375 0.15
Prot (kg) -6.15 -0.441 2.71
Fertility Sub Index 7.52
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 1.52 1.117 1.70
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index 3.18
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 22.33

* Based on an €80/tonne carbon price