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 9.27
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -9.55 -0.375 3.58
Prot (kg) -7.75 -0.441 3.42
Fertility Sub Index 6.15
Calving Interval (days) -4.22 -1.459 6.16
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 1.68
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.59 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 21.09

* Based on an €80/tonne carbon price