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 2.53
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) -2.56 -0.375 0.96
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index -9.16
Calving Interval (days) 4.68 -1.459 -6.83
Survival (%) -2.09 1.117 -2.33
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -0.02
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -5.67

* Based on an €80/tonne carbon price