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 4.32
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 1.86 -0.375 -0.70
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index 1.58
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 0.47 1.117 0.53
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 0.16
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index 5.18

* Based on an €80/tonne carbon price