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 10.35
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -10.01 -0.375 3.75
Prot (kg) -8.07 -0.441 3.56
Fertility Sub Index 6.40
Calving Interval (days) -5.02 -1.459 7.32
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.74
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) -4.03 -0.432 1.74
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 18.71

* Based on an €80/tonne carbon price