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 9.95
Milk (kg) -336.00 -0.014 4.70
Fat (kg) -7.09 -0.375 2.66
Prot (kg) -5.86 -0.441 2.59
Fertility Sub Index 6.30
Calving Interval (days) -4.39 -1.459 6.41
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.21
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 26.67

* Based on an €80/tonne carbon price