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 -0.69
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.93 -0.375 -0.35
Prot (kg) 0.81 -0.441 -0.36
Fertility Sub Index 0.70
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) 0.26 1.117 0.29
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.60
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -2.24 -0.432 0.97
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 12.65

* Based on an €80/tonne carbon price