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 -4.73
Milk (kg) 29.00 -0.014 -0.41
Fat (kg) 9.89 -0.375 -3.70
Prot (kg) 1.41 -0.441 -0.62
Fertility Sub Index -6.01
Calving Interval (days) 4.53 -1.459 -6.61
Survival (%) 0.54 1.117 0.60
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -1.28
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -3.77
Live WT (kg) 12.30 -0.307 -3.77
Total Carbon Sub Index -15.12

* Based on an €80/tonne carbon price