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 2.08
Milk (kg) -142.00 -0.014 1.99
Fat (kg) 1.83 -0.375 -0.69
Prot (kg) -1.77 -0.441 0.78
Fertility Sub Index 7.08
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 1.69 1.117 1.89
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.68
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -1.33 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 20.36

* Based on an €80/tonne carbon price