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 2.89
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -7.91 -0.375 2.96
Prot (kg) 1.33 -0.441 -0.59
Fertility Sub Index 6.50
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) 2.02 1.117 2.26
Calving Sub Index -2.32
Gestation Length (days) 2.52 -0.919 -2.32
Beef Sub Index -3.72
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 4.21 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 9.99

* Based on an €80/tonne carbon price