Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.03
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -3.71 -0.375 1.39
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index -7.63
Calving Interval (days) 4.37 -1.459 -6.38
Survival (%) -1.12 1.117 -1.25
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index 0.40
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 5.31 -0.432 -2.29
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 1.67

* Based on an €80/tonne carbon price