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 17.96
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -20.83 -0.375 7.80
Prot (kg) -12.92 -0.441 5.70
Fertility Sub Index -0.28
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) -1.82 1.117 -2.03
Calving Sub Index 1.11
Gestation Length (days) -1.21 -0.919 1.11
Beef Sub Index 1.43
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.25 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 23.80

* Based on an €80/tonne carbon price