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 18.18
Milk (kg) -370.00 -0.014 5.18
Fat (kg) -15.84 -0.375 5.93
Prot (kg) -16.02 -0.441 7.07
Fertility Sub Index -2.73
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.75
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 17.52

* Based on an €80/tonne carbon price