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 18.25
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -19.82 -0.375 7.42
Prot (kg) -16.24 -0.441 7.17
Fertility Sub Index -1.02
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.77
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 21.36

* Based on an €80/tonne carbon price