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 16.22
Milk (kg) -380.00 -0.014 5.32
Fat (kg) -13.47 -0.375 5.05
Prot (kg) -13.26 -0.441 5.85
Fertility Sub Index 9.80
Calving Interval (days) -6.01 -1.459 8.77
Survival (%) 0.92 1.117 1.03
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 1.78
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 7.36
Live WT (kg) -24.00 -0.307 7.36
Total Carbon Sub Index 36.36

* Based on an €80/tonne carbon price