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 4.73
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -4.35 -0.441 1.92
Fertility Sub Index 2.07
Calving Interval (days) -1.83 -1.459 2.67
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index -1.06
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index -0.52
Live WT (kg) 1.70 -0.307 -0.52
Total Carbon Sub Index 5.32

* Based on an €80/tonne carbon price