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 9.79
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -9.93 -0.375 3.72
Prot (kg) -9.79 -0.441 4.32
Fertility Sub Index -1.76
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.11
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -2.36
Live WT (kg) 7.70 -0.307 -2.36
Total Carbon Sub Index 6.56

* Based on an €80/tonne carbon price