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 1.40
Milk (kg) 59.00 -0.014 -0.83
Fat (kg) -0.65 -0.375 0.24
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index -12.32
Calving Interval (days) 6.73 -1.459 -9.82
Survival (%) -2.24 1.117 -2.50
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.40
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 3.96 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -9.91

* Based on an €80/tonne carbon price