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 1.51
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -0.88 -0.375 0.33
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 1.64
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.44
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.74 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 15.35

* Based on an €80/tonne carbon price