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 -5.02
Milk (kg) -261.00 -0.014 3.65
Fat (kg) 20.92 -0.375 -7.84
Prot (kg) 1.91 -0.441 -0.84
Fertility Sub Index 2.58
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 2.66
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 5.37

* Based on an €80/tonne carbon price