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 4.76
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -7.89 -0.375 2.96
Prot (kg) -0.75 -0.441 0.33
Fertility Sub Index 5.80
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 1.43 1.117 1.60
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.26
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.81 -0.432 0.78
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 21.67

* Based on an €80/tonne carbon price