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 5.37
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -2.52 -0.375 0.94
Prot (kg) -4.83 -0.441 2.13
Fertility Sub Index 1.18
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.81
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -3.22 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 19.50

* Based on an €80/tonne carbon price