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 -0.20
Milk (kg) 32.00 -0.014 -0.45
Fat (kg) -1.09 -0.375 0.41
Prot (kg) 0.36 -0.441 -0.16
Fertility Sub Index -1.58
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 1.83
Gestation Length (days) -1.99 -0.919 1.83
Beef Sub Index 1.03
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 2.89

* Based on an €80/tonne carbon price