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 6.68
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -5.81 -0.375 2.18
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index -0.11
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 0.74
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 10.64

* Based on an €80/tonne carbon price