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 11.16
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -11.77 -0.375 4.41
Prot (kg) -10.15 -0.441 4.48
Fertility Sub Index 2.35
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.88
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 21.89

* Based on an €80/tonne carbon price