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 3.66
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -2.48 -0.375 0.93
Prot (kg) -5.33 -0.441 2.35
Fertility Sub Index 2.24
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.37 1.117 0.41
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.27
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 9.67

* Based on an €80/tonne carbon price