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 -3.70
Milk (kg) 33.00 -0.014 -0.46
Fat (kg) 4.27 -0.375 -1.60
Prot (kg) 3.72 -0.441 -1.64
Fertility Sub Index 4.65
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 1.11 1.117 1.24
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.44
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.35 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 13.52

* Based on an €80/tonne carbon price