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 -6.12
Milk (kg) 237.00 -0.014 -3.32
Fat (kg) 3.24 -0.375 -1.21
Prot (kg) 3.59 -0.441 -1.58
Fertility Sub Index 6.60
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.11
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 4.25

* Based on an €80/tonne carbon price