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 -2.02
Milk (kg) 171.00 -0.014 -2.39
Fat (kg) -0.84 -0.375 0.31
Prot (kg) -0.13 -0.441 0.06
Fertility Sub Index -0.10
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -0.16
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -2.02

* Based on an €80/tonne carbon price