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 6.31
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -5.37 -0.375 2.01
Prot (kg) -4.91 -0.441 2.17
Fertility Sub Index 6.56
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 0.82 1.117 0.92
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -0.17
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 15.98

* Based on an €80/tonne carbon price