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 13.20
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -12.89 -0.375 4.83
Prot (kg) -11.04 -0.441 4.87
Fertility Sub Index 3.82
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 1.94
Gestation Length (days) -2.11 -0.919 1.94
Beef Sub Index 3.05
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -2.17 -0.432 0.94
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 23.54

* Based on an €80/tonne carbon price