Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.29
Milk (kg) -128.00 -0.014 1.79
Fat (kg) 4.33 -0.375 -1.62
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index 1.92
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 0.36 1.117 0.40
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 0.66
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 8.40

* Based on an €80/tonne carbon price