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 17.81
Milk (kg) -407.00 -0.014 5.70
Fat (kg) -15.44 -0.375 5.78
Prot (kg) -14.33 -0.441 6.32
Fertility Sub Index 2.96
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 0.76 1.117 0.85
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index -2.90
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 17.89

* Based on an €80/tonne carbon price