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 4.05
Milk (kg) -174.00 -0.014 2.44
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index 6.07
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 1.71 1.117 1.91
Calving Sub Index 1.66
Gestation Length (days) -1.81 -0.919 1.66
Beef Sub Index 2.82
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -3.35 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 20.64

* Based on an €80/tonne carbon price