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 7.68
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -5.04 -0.375 1.89
Prot (kg) -5.83 -0.441 2.57
Fertility Sub Index 3.16
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 2.45
Gestation Length (days) -2.66 -0.919 2.45
Beef Sub Index 3.77
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 21.20

* Based on an €80/tonne carbon price