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 4.32
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -3.21 -0.375 1.20
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index 7.74
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 2.27 1.117 2.54
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.50
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 20.67

* Based on an €80/tonne carbon price