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 1.68
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -1.34 -0.375 0.50
Prot (kg) -1.49 -0.441 0.66
Fertility Sub Index 6.78
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 1.73 1.117 1.93
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.77
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.75 -0.432 1.19
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 21.69

* Based on an €80/tonne carbon price