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 -4.59
Milk (kg) 127.00 -0.014 -1.78
Fat (kg) 2.77 -0.375 -1.04
Prot (kg) 4.01 -0.441 -1.77
Fertility Sub Index -2.00
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.86
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.74 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -3.67

* Based on an €80/tonne carbon price