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 3.01
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -2.99 -0.441 1.32
Fertility Sub Index 5.91
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 0.60 1.117 0.67
Calving Sub Index 1.54
Gestation Length (days) -1.68 -0.919 1.54
Beef Sub Index 2.83
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) -0.19 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 17.34

* Based on an €80/tonne carbon price