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 3.82
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -6.39 -0.441 2.82
Fertility Sub Index -13.80
Calving Interval (days) 5.83 -1.459 -8.51
Survival (%) -4.74 1.117 -5.30
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index -3.45
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 8.49 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index -6.77
Live WT (kg) 22.10 -0.307 -6.77
Total Carbon Sub Index -18.95

* Based on an €80/tonne carbon price