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 17.18
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -15.78 -0.375 5.91
Prot (kg) -15.09 -0.441 6.66
Fertility Sub Index -1.29
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) -1.69 1.117 -1.89
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 1.58
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 20.09

* Based on an €80/tonne carbon price