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 5.55
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -3.48 -0.375 1.30
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index -13.26
Calving Interval (days) 5.86 -1.459 -8.55
Survival (%) -4.22 1.117 -4.71
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.66
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index -4.42

* Based on an €80/tonne carbon price