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 0.83
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -3.54 -0.375 1.33
Prot (kg) 0.39 -0.441 -0.17
Fertility Sub Index 7.40
Calving Interval (days) -4.39 -1.459 6.41
Survival (%) 0.89 1.117 0.99
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 2.08
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 14.69

* Based on an €80/tonne carbon price