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 12.82
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -14.63 -0.375 5.48
Prot (kg) -8.36 -0.441 3.69
Fertility Sub Index 1.43
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 2.86
Gestation Length (days) -3.11 -0.919 2.86
Beef Sub Index 2.01
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -1.73 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 19.30

* Based on an €80/tonne carbon price