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 2.75
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 3.72
Calving Interval (days) -2.19 -1.459 3.20
Survival (%) 0.47 1.117 0.53
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 2.75
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) -0.27 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 14.84

* Based on an €80/tonne carbon price