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 9.23
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -9.26 -0.375 3.47
Prot (kg) -10.02 -0.441 4.42
Fertility Sub Index -13.12
Calving Interval (days) 6.74 -1.459 -9.83
Survival (%) -2.94 1.117 -3.28
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 0.24
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -3.60

* Based on an €80/tonne carbon price