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 0.65
Milk (kg) -23.00 -0.014 0.32
Fat (kg) 0.72 -0.375 -0.27
Prot (kg) -1.35 -0.441 0.60
Fertility Sub Index 0.70
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 2.99

* Based on an €80/tonne carbon price