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 18.01
Milk (kg) -382.00 -0.014 5.35
Fat (kg) -18.98 -0.375 7.11
Prot (kg) -12.59 -0.441 5.56
Fertility Sub Index 5.25
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 0.83 1.117 0.93
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -2.37
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 21.36

* Based on an €80/tonne carbon price