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 -0.39
Milk (kg) 48.00 -0.014 -0.67
Fat (kg) -2.32 -0.375 0.87
Prot (kg) 1.33 -0.441 -0.59
Fertility Sub Index -1.10
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 1.93
Gestation Length (days) -2.10 -0.919 1.93
Beef Sub Index -2.33
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index -4.09

* Based on an €80/tonne carbon price