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 3.75
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -3.55 -0.375 1.33
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index -2.64
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.28
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index -2.64
Live WT (kg) 8.60 -0.307 -2.64
Total Carbon Sub Index -1.08

* Based on an €80/tonne carbon price