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 13.03
Milk (kg) -408.00 -0.014 5.71
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -12.68 -0.441 5.60
Fertility Sub Index 0.50
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) -0.78 1.117 -0.87
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index 2.21
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price