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 3.96
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index 6.51
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 3.19 1.117 3.56
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.94
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 16.77

* Based on an €80/tonne carbon price