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 13.73
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -8.59 -0.375 3.22
Prot (kg) -12.71 -0.441 5.61
Fertility Sub Index -1.24
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 1.18
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.09

* Based on an €80/tonne carbon price