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 5.83
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -4.12 -0.375 1.54
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index 1.19
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 2.58
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 15.64

* Based on an €80/tonne carbon price