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 -1.59
Milk (kg) 54.00 -0.014 -0.76
Fat (kg) 0.37 -0.375 -0.14
Prot (kg) 1.57 -0.441 -0.69
Fertility Sub Index -0.72
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.59 1.117 -0.66
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index -0.83
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -4.57

* Based on an €80/tonne carbon price