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 10.60
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -13.32 -0.375 4.99
Prot (kg) -7.17 -0.441 3.16
Fertility Sub Index -3.98
Calving Interval (days) 1.85 -1.459 -2.70
Survival (%) -1.15 1.117 -1.28
Calving Sub Index -1.97
Gestation Length (days) 2.14 -0.919 -1.97
Beef Sub Index -3.68
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index -1.68

* Based on an €80/tonne carbon price