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 5.72
Milk (kg) -251.00 -0.014 3.51
Fat (kg) 1.37 -0.375 -0.51
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index 5.23
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 0.45 1.117 0.50
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index 0.02
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) -4.21 -0.432 1.82
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 13.40

* Based on an €80/tonne carbon price