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 1.83
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -0.10 -0.375 0.04
Prot (kg) -1.78 -0.441 0.79
Fertility Sub Index 5.05
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 0.71 1.117 0.79
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.36
Carcass Weight (kg) -1.15 -0.528 0.61
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 2.65
Live WT (kg) -8.65 -0.307 2.65
Total Carbon Sub Index 10.60

* Based on an €80/tonne carbon price