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 12.80
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -13.01 -0.375 4.87
Prot (kg) -9.91 -0.441 4.37
Fertility Sub Index 0.37
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.12
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.44 -0.432 1.49
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 20.00

* Based on an €80/tonne carbon price