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 2.47
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 0.77 -0.375 -0.29
Prot (kg) -2.98 -0.441 1.32
Fertility Sub Index -0.77
Calving Interval (days) 0.29 -1.459 -0.42
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.82
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 8.98

* Based on an €80/tonne carbon price