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 12.07
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -13.42 -0.375 5.03
Prot (kg) -10.43 -0.441 4.60
Fertility Sub Index 2.13
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.18
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 17.22

* Based on an €80/tonne carbon price