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 4.62
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -2.95 -0.375 1.10
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index 6.41
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.68 1.117 1.88
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.38
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 17.98

* Based on an €80/tonne carbon price