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 -5.23
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 3.33 -0.375 -1.25
Prot (kg) 8.36 -0.441 -3.69
Fertility Sub Index 2.93
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 0.47 1.117 0.53
Calving Sub Index -1.75
Gestation Length (days) 1.90 -0.919 -1.75
Beef Sub Index -5.00
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 4.75 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -9.36

* Based on an €80/tonne carbon price