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 4.06
Milk (kg) -175.00 -0.014 2.45
Fat (kg) 0.21 -0.375 -0.08
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index 3.47
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 5.67
Carcass Weight (kg) -17.50 -0.528 9.23
Age of Slaughter (days) 8.26 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 15.67
Live WT (kg) -51.10 -0.307 15.67
Total Carbon Sub Index 29.61

* Based on an €80/tonne carbon price