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 14.27
Milk (kg) -358.00 -0.014 5.01
Fat (kg) -8.68 -0.375 3.25
Prot (kg) -13.61 -0.441 6.01
Fertility Sub Index -1.26
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -1.29
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 8.36 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 7.48
Live WT (kg) -24.40 -0.307 7.48
Total Carbon Sub Index 20.03

* Based on an €80/tonne carbon price