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 9.84
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -11.24 -0.375 4.21
Prot (kg) -10.21 -0.441 4.51
Fertility Sub Index -3.22
Calving Interval (days) 1.68 -1.459 -2.45
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 1.23
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 0.75
Live WT (kg) -2.45 -0.307 0.75
Total Carbon Sub Index 8.29

* Based on an €80/tonne carbon price