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 4.63
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -1.75 -0.375 0.66
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index -3.20
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index -0.08
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 1.54

* Based on an €80/tonne carbon price