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 7.65
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -6.74 -0.441 2.97
Fertility Sub Index 4.97
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.22 1.117 1.36
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.41
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.16 -0.432 0.93
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 25.29

* Based on an €80/tonne carbon price