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 5.71
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -3.52 -0.375 1.32
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index 0.62
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 0.67
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.70 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 8.36

* Based on an €80/tonne carbon price