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 4.77
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -5.75 -0.375 2.15
Prot (kg) -3.10 -0.441 1.37
Fertility Sub Index 4.30
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) 0.65 1.117 0.73
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.44
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 6.52 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 14.87

* Based on an €80/tonne carbon price