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 3.64
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -4.66 -0.375 1.75
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 13.99
Calving Interval (days) -7.42 -1.459 10.83
Survival (%) 2.83 1.117 3.16
Calving Sub Index 2.70
Gestation Length (days) -2.94 -0.919 2.70
Beef Sub Index -2.91
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -3.99
Live WT (kg) 13.00 -0.307 -3.99
Total Carbon Sub Index 13.43

* Based on an €80/tonne carbon price