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 16.10
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -15.89 -0.375 5.95
Prot (kg) -14.81 -0.441 6.54
Fertility Sub Index 2.06
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index -0.54
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 20.57

* Based on an €80/tonne carbon price