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 -1.83
Milk (kg) -57.00 -0.014 0.80
Fat (kg) 4.59 -0.375 -1.72
Prot (kg) 2.05 -0.441 -0.90
Fertility Sub Index -4.06
Calving Interval (days) 1.97 -1.459 -2.87
Survival (%) -1.06 1.117 -1.18
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 0.90
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index -3.29

* Based on an €80/tonne carbon price