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 6.24
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -8.27 -0.375 3.10
Prot (kg) -5.98 -0.441 2.64
Fertility Sub Index 5.96
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.49
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 14.33

* Based on an €80/tonne carbon price