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 14.81
Milk (kg) -427.00 -0.014 5.98
Fat (kg) -13.56 -0.375 5.08
Prot (kg) -8.51 -0.441 3.76
Fertility Sub Index 4.80
Calving Interval (days) -4.25 -1.459 6.20
Survival (%) -1.25 1.117 -1.40
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index -0.74
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) -3.18 -0.432 1.37
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 20.67

* Based on an €80/tonne carbon price