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 10.62
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -13.92 -0.441 6.14
Fertility Sub Index -1.95
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) -0.41 1.117 -0.46
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.15
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 9.58

* Based on an €80/tonne carbon price