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 2.25
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -4.87 -0.375 1.82
Prot (kg) -0.72 -0.441 0.32
Fertility Sub Index -2.16
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -1.41 1.117 -1.58
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -4.44
Carcass Weight (kg) 6.20 -0.528 -3.27
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index -4.34

* Based on an €80/tonne carbon price