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 5.92
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -10.84 -0.375 4.06
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index 0.60
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) 0.67 1.117 0.75
Calving Sub Index -2.32
Gestation Length (days) 2.52 -0.919 -2.32
Beef Sub Index -3.03
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index 0.35

* Based on an €80/tonne carbon price