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 35.95
Milk (kg) -736.00 -0.014 10.30
Fat (kg) -36.10 -0.375 13.52
Prot (kg) -27.47 -0.441 12.12
Fertility Sub Index 7.87
Calving Interval (days) -4.84 -1.459 7.06
Survival (%) 0.72 1.117 0.80
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 1.10
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 49.77

* Based on an €80/tonne carbon price