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 12.76
Milk (kg) -293.00 -0.014 4.10
Fat (kg) -7.63 -0.375 2.86
Prot (kg) -13.15 -0.441 5.80
Fertility Sub Index 3.10
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index -0.08
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 16.30

* Based on an €80/tonne carbon price