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 20.75
Milk (kg) -399.00 -0.014 5.59
Fat (kg) -17.94 -0.375 6.72
Prot (kg) -19.13 -0.441 8.44
Fertility Sub Index 16.65
Calving Interval (days) -10.07 -1.459 14.69
Survival (%) 1.75 1.117 1.96
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.11
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 42.67

* Based on an €80/tonne carbon price