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 8.82
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -7.00 -0.375 2.62
Prot (kg) -9.67 -0.441 4.27
Fertility Sub Index -10.36
Calving Interval (days) 5.36 -1.459 -7.82
Survival (%) -2.27 1.117 -2.54
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -1.19
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index -3.40
Live WT (kg) 11.10 -0.307 -3.40
Total Carbon Sub Index -6.44

* Based on an €80/tonne carbon price