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 7.65
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -6.54 -0.375 2.45
Prot (kg) -6.10 -0.441 2.69
Fertility Sub Index 2.75
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 3.22
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -0.25 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 23.79

* Based on an €80/tonne carbon price