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 6.60
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -5.39 -0.375 2.02
Prot (kg) -5.33 -0.441 2.35
Fertility Sub Index 6.19
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 1.14 1.117 1.27
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.45
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 16.85

* Based on an €80/tonne carbon price