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 7.24
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -4.01 -0.375 1.50
Prot (kg) -6.63 -0.441 2.93
Fertility Sub Index 1.74
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.28
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.04 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 19.33

* Based on an €80/tonne carbon price