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 26.45
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -38.02 -0.375 14.24
Prot (kg) -16.55 -0.441 7.30
Fertility Sub Index 5.82
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.32 1.117 1.47
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 1.32
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 39.42

* Based on an €80/tonne carbon price