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 5.34
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -4.56 -0.375 1.71
Prot (kg) -4.02 -0.441 1.77
Fertility Sub Index 6.88
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 2.19 1.117 2.45
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.83
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.09 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 21.92

* Based on an €80/tonne carbon price