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 4.16
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -4.04 -0.375 1.51
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 0.00
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 3.02
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 12.16

* Based on an €80/tonne carbon price