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 5.07
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -1.99 -0.375 0.75
Prot (kg) -4.51 -0.441 1.99
Fertility Sub Index 4.32
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.70
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.46 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 15.67

* Based on an €80/tonne carbon price