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 4.77
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -4.90 -0.375 1.84
Prot (kg) -4.14 -0.441 1.83
Fertility Sub Index -10.23
Calving Interval (days) 5.01 -1.459 -7.31
Survival (%) -2.61 1.117 -2.92
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 2.55
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -2.42

* Based on an €80/tonne carbon price