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 10.96
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -13.26 -0.375 4.97
Prot (kg) -7.51 -0.441 3.31
Fertility Sub Index 9.74
Calving Interval (days) -5.35 -1.459 7.81
Survival (%) 1.73 1.117 1.93
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.17
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 30.33

* Based on an €80/tonne carbon price