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 -8.91
Milk (kg) 201.00 -0.014 -2.81
Fat (kg) 7.72 -0.375 -2.89
Prot (kg) 7.25 -0.441 -3.20
Fertility Sub Index 1.32
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.83
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -5.58

* Based on an €80/tonne carbon price