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 3.71
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -3.29 -0.375 1.23
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index -6.05
Calving Interval (days) 3.86 -1.459 -5.63
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index -0.75
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 6.01 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 1.77

* Based on an €80/tonne carbon price