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 5.74
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -6.22 -0.441 2.75
Fertility Sub Index -6.56
Calving Interval (days) 3.36 -1.459 -4.90
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.49
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index -0.97

* Based on an €80/tonne carbon price