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 5.25
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -8.07 -0.375 3.02
Prot (kg) -2.67 -0.441 1.18
Fertility Sub Index -6.50
Calving Interval (days) 3.57 -1.459 -5.21
Survival (%) -1.16 1.117 -1.30
Calving Sub Index 2.50
Gestation Length (days) -2.72 -0.919 2.50
Beef Sub Index -2.59
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index -0.34
Live WT (kg) 1.10 -0.307 -0.34
Total Carbon Sub Index -1.68

* Based on an €80/tonne carbon price