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 6.75
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -7.18 -0.375 2.69
Prot (kg) -5.33 -0.441 2.35
Fertility Sub Index -1.11
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.41
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 15.23

* Based on an €80/tonne carbon price