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 2.74
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -3.72 -0.375 1.39
Prot (kg) -0.81 -0.441 0.36
Fertility Sub Index 5.50
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 0.99 1.117 1.11
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.97
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 16.27

* Based on an €80/tonne carbon price