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 15.27
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -12.76 -0.375 4.78
Prot (kg) -13.47 -0.441 5.95
Fertility Sub Index 5.79
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 1.43 1.117 1.60
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.17
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.84 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 33.32

* Based on an €80/tonne carbon price