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 4.25
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -2.37 -0.375 0.89
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index 5.81
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -0.24
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.86 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 14.72

* Based on an €80/tonne carbon price