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 9.72
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -10.49 -0.375 3.93
Prot (kg) -6.71 -0.441 2.96
Fertility Sub Index 5.72
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 1.57 1.117 1.75
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.84
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 25.91

* Based on an €80/tonne carbon price