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 19.75
Milk (kg) -483.00 -0.014 6.76
Fat (kg) -16.39 -0.375 6.14
Prot (kg) -15.52 -0.441 6.85
Fertility Sub Index 6.34
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 2.06 1.117 2.30
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -2.48
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 8.81 -0.432 -3.80
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 28.67

* Based on an €80/tonne carbon price