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 7.23
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -6.73 -0.375 2.52
Prot (kg) -6.87 -0.441 3.03
Fertility Sub Index -6.32
Calving Interval (days) 3.65 -1.459 -5.33
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 3.75
Gestation Length (days) -4.08 -0.919 3.75
Beef Sub Index -1.88
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 5.95 -0.432 -2.57
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 4.65

* Based on an €80/tonne carbon price