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 14.75
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -13.98 -0.375 5.24
Prot (kg) -12.76 -0.441 5.63
Fertility Sub Index 2.01
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -0.25
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 18.77

* Based on an €80/tonne carbon price