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 0.25
Milk (kg) -35.00 -0.014 0.49
Fat (kg) 0.81 -0.375 -0.30
Prot (kg) -0.14 -0.441 0.06
Fertility Sub Index 3.69
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) 0.82 1.117 0.92
Calving Sub Index 0.14
Gestation Length (days) -0.15 -0.919 0.14
Beef Sub Index 0.74
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 10.83

* Based on an €80/tonne carbon price