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 12.59
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -16.20 -0.375 6.07
Prot (kg) -9.87 -0.441 4.36
Fertility Sub Index -3.36
Calving Interval (days) 2.02 -1.459 -2.95
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index -3.32
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 6.36

* Based on an €80/tonne carbon price