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 5.77
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -6.34 -0.375 2.37
Prot (kg) -1.77 -0.441 0.78
Fertility Sub Index 4.74
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.69 1.117 0.77
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index 1.32
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -2.93 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 16.36

* Based on an €80/tonne carbon price