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 6.25
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -4.62 -0.375 1.73
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index 5.34
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.32
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 11.43

* Based on an €80/tonne carbon price