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 10.01
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -10.31 -0.375 3.86
Prot (kg) -10.31 -0.441 4.55
Fertility Sub Index 1.74
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.30
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 12.35

* Based on an €80/tonne carbon price