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 8.61
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -6.92 -0.375 2.59
Prot (kg) -7.86 -0.441 3.47
Fertility Sub Index 8.74
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 2.08 1.117 2.32
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.41
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 25.34

* Based on an €80/tonne carbon price