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 3.70
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -1.09 -0.375 0.41
Prot (kg) -6.73 -0.441 2.97
Fertility Sub Index -9.26
Calving Interval (days) 4.72 -1.459 -6.89
Survival (%) -2.12 1.117 -2.37
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.27
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.89 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -2.24

* Based on an €80/tonne carbon price