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 13.69
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -11.87 -0.375 4.45
Prot (kg) -11.09 -0.441 4.89
Fertility Sub Index 10.29
Calving Interval (days) -6.44 -1.459 9.40
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.62
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 29.10

* Based on an €80/tonne carbon price