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 11.68
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -10.18 -0.375 3.81
Prot (kg) -10.02 -0.441 4.42
Fertility Sub Index 3.36
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 0.67 1.117 0.75
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.23
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 22.61

* Based on an €80/tonne carbon price