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 17.86
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -18.22 -0.375 6.82
Prot (kg) -15.83 -0.441 6.99
Fertility Sub Index 11.20
Calving Interval (days) -6.14 -1.459 8.96
Survival (%) 2.01 1.117 2.25
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -0.23
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 32.78

* Based on an €80/tonne carbon price