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 12.25
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -9.52 -0.375 3.57
Prot (kg) -11.04 -0.441 4.87
Fertility Sub Index -0.32
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.24
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 20.68

* Based on an €80/tonne carbon price