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 7.01
Milk (kg) -380.00 -0.014 5.32
Fat (kg) 2.83 -0.375 -1.06
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 0.59
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.01 1.117 0.01
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 3.97
Carcass Weight (kg) -9.80 -0.528 5.17
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 8.77
Live WT (kg) -28.60 -0.307 8.77
Total Carbon Sub Index 20.71

* Based on an €80/tonne carbon price