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 5.92
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -2.78 -0.375 1.04
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index 7.20
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 2.03 1.117 2.27
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.58
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.26 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 24.67

* Based on an €80/tonne carbon price