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 4.95
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -3.65 -0.375 1.37
Prot (kg) -4.15 -0.441 1.83
Fertility Sub Index -3.18
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) -1.67 1.117 -1.87
Calving Sub Index 1.39
Gestation Length (days) -1.51 -0.919 1.39
Beef Sub Index -1.08
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) -1.65 -0.432 0.71
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -1.61

* Based on an €80/tonne carbon price