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 3.79
Milk (kg) -228.00 -0.014 3.19
Fat (kg) 2.85 -0.375 -1.07
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index 4.12
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -1.89
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.91 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 13.60

* Based on an €80/tonne carbon price