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 8.13
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -8.36 -0.375 3.13
Prot (kg) -7.02 -0.441 3.10
Fertility Sub Index 0.28
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) -0.86 1.117 -0.96
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 2.18
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.32 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 12.98

* Based on an €80/tonne carbon price