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 5.77
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -4.49 -0.375 1.68
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 0.03
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index -0.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index 4.83

* Based on an €80/tonne carbon price