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 5.01
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -4.31 -0.375 1.61
Prot (kg) -4.83 -0.441 2.13
Fertility Sub Index 0.52
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) -1.27 1.117 -1.42
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.70
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -3.32 -0.432 1.43
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 10.69

* Based on an €80/tonne carbon price