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 7.96
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -9.31 -0.375 3.49
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index 7.15
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 2.09 1.117 2.33
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.75
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 24.02

* Based on an €80/tonne carbon price