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 -6.81
Milk (kg) 147.00 -0.014 -2.06
Fat (kg) 4.50 -0.375 -1.69
Prot (kg) 6.94 -0.441 -3.06
Fertility Sub Index -2.20
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index -4.31
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 4.86 -0.432 -2.10
Maintenance Sub Index Maint. Sub Index -5.82
Live WT (kg) 19.00 -0.307 -5.82
Total Carbon Sub Index -17.30

* Based on an €80/tonne carbon price