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 5.97
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -3.01 -0.375 1.13
Prot (kg) -5.38 -0.441 2.37
Fertility Sub Index 2.45
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 0.69 1.117 0.77
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.99
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 18.25

* Based on an €80/tonne carbon price