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 19.37
Milk (kg) -352.00 -0.014 4.93
Fat (kg) -19.81 -0.375 7.42
Prot (kg) -15.91 -0.441 7.02
Fertility Sub Index 5.78
Calving Interval (days) -3.91 -1.459 5.70
Survival (%) 0.07 1.117 0.08
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 2.07
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -2.11 -0.432 0.91
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 30.42

* Based on an €80/tonne carbon price