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 4.63
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -3.77 -0.375 1.41
Prot (kg) -4.78 -0.441 2.11
Fertility Sub Index -6.57
Calving Interval (days) 3.25 -1.459 -4.74
Survival (%) -1.64 1.117 -1.83
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -0.35
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index -1.64

* Based on an €80/tonne carbon price