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 3.81
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -1.96 -0.375 0.73
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index 2.35
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) 0.65 1.117 0.73
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.65
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 17.41

* Based on an €80/tonne carbon price