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 10.91
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -10.74 -0.375 4.02
Prot (kg) -10.72 -0.441 4.73
Fertility Sub Index -1.26
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -3.00
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 7.89

* Based on an €80/tonne carbon price