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 9.24
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -9.82 -0.375 3.68
Prot (kg) -7.34 -0.441 3.24
Fertility Sub Index 6.31
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 2.36 1.117 2.64
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.32
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 18.67

* Based on an €80/tonne carbon price