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 -8.38
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 12.52 -0.375 -4.69
Prot (kg) 7.64 -0.441 -3.37
Fertility Sub Index 5.05
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 2.69 1.117 3.01
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 3.32
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 4.64

* Based on an €80/tonne carbon price