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 13.55
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -14.44 -0.375 5.41
Prot (kg) -12.08 -0.441 5.33
Fertility Sub Index 1.12
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.93
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 18.55

* Based on an €80/tonne carbon price