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 5.33
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -5.89 -0.441 2.60
Fertility Sub Index -3.02
Calving Interval (days) 1.45 -1.459 -2.12
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.80
Carcass Weight (kg) -2.15 -0.528 1.13
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 1.58
Live WT (kg) -5.15 -0.307 1.58
Total Carbon Sub Index 4.69

* Based on an €80/tonne carbon price