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 17.79
Milk (kg) -399.00 -0.014 5.59
Fat (kg) -18.23 -0.375 6.83
Prot (kg) -12.17 -0.441 5.37
Fertility Sub Index 1.00
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index 0.60
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -1.88 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 24.42

* Based on an €80/tonne carbon price