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 14.47
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -14.40 -0.375 5.39
Prot (kg) -13.49 -0.441 5.95
Fertility Sub Index 4.92
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index -2.24
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 4.46 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 18.23

* Based on an €80/tonne carbon price