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 4.08
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -4.68 -0.375 1.75
Prot (kg) -0.36 -0.441 0.16
Fertility Sub Index 9.83
Calving Interval (days) -5.26 -1.459 7.67
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.81
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 23.53

* Based on an €80/tonne carbon price