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 18.69
Milk (kg) -420.00 -0.014 5.88
Fat (kg) -15.31 -0.375 5.73
Prot (kg) -16.04 -0.441 7.08
Fertility Sub Index 3.16
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 1.05
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 25.02

* Based on an €80/tonne carbon price