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 9.98
Milk (kg) -433.00 -0.014 6.06
Fat (kg) 1.05 -0.375 -0.39
Prot (kg) -9.77 -0.441 4.31
Fertility Sub Index 0.87
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) 0.87 1.117 0.97
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index 8.83
Carcass Weight (kg) -20.50 -0.528 10.81
Age of Slaughter (days) 4.59 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 16.62
Live WT (kg) -54.20 -0.307 16.62
Total Carbon Sub Index 37.87

* Based on an €80/tonne carbon price