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 8.81
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -12.07 -0.375 4.52
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index -6.01
Calving Interval (days) 2.91 -1.459 -4.25
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -3.85
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 4.53 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -0.18

* Based on an €80/tonne carbon price