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 18.03
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -18.23 -0.375 6.83
Prot (kg) -14.95 -0.441 6.60
Fertility Sub Index 2.75
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 0.82
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.24 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 26.33

* Based on an €80/tonne carbon price