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 15.39
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -16.65 -0.375 6.24
Prot (kg) -13.37 -0.441 5.90
Fertility Sub Index -7.35
Calving Interval (days) 2.54 -1.459 -3.71
Survival (%) -3.26 1.117 -3.64
Calving Sub Index -1.60
Gestation Length (days) 1.74 -0.919 -1.60
Beef Sub Index -6.97
Carcass Weight (kg) 7.80 -0.528 -4.11
Age of Slaughter (days) 6.61 -0.432 -2.85
Maintenance Sub Index Maint. Sub Index -2.36
Live WT (kg) 7.70 -0.307 -2.36
Total Carbon Sub Index -2.90

* Based on an €80/tonne carbon price