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 13.45
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -11.81 -0.375 4.42
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index 4.51
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) -1.66 1.117 -1.85
Calving Sub Index -3.47
Gestation Length (days) 3.77 -0.919 -3.47
Beef Sub Index 2.45
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -3.84 -0.432 1.66
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 18.88

* Based on an €80/tonne carbon price