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 8.55
Milk (kg) -427.00 -0.014 5.98
Fat (kg) 1.02 -0.375 -0.38
Prot (kg) -6.70 -0.441 2.96
Fertility Sub Index 4.00
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.11
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 8.31 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 8.95
Live WT (kg) -29.20 -0.307 8.95
Total Carbon Sub Index 22.09

* Based on an €80/tonne carbon price