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 6.94
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -6.21 -0.375 2.33
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index -4.32
Calving Interval (days) 2.10 -1.459 -3.06
Survival (%) -1.12 1.117 -1.25
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index -0.26
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 4.30

* Based on an €80/tonne carbon price