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 4.08
Milk (kg) 122.00 -0.014 -1.71
Fat (kg) -8.07 -0.375 3.02
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index 3.56
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.64
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.38 -0.432 0.16
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 7.65

* Based on an €80/tonne carbon price