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 21.04
Milk (kg) -427.00 -0.014 5.98
Fat (kg) -20.96 -0.375 7.85
Prot (kg) -16.34 -0.441 7.21
Fertility Sub Index 1.55
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.49 1.117 0.55
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index 2.24
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.80 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 28.09

* Based on an €80/tonne carbon price