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 -5.83
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 3.93 -0.375 -1.47
Prot (kg) 12.47 -0.441 -5.50
Fertility Sub Index 6.67
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.15
Carcass Weight (kg) -1.70 -0.528 0.90
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 4.26

* Based on an €80/tonne carbon price