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 1.75
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -0.80 -0.375 0.30
Prot (kg) -1.58 -0.441 0.70
Fertility Sub Index -0.16
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.39
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -2.35 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 13.44

* Based on an €80/tonne carbon price