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 3.05
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index 5.28
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.38 1.117 1.54
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.07
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index 8.02

* Based on an €80/tonne carbon price