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 5.57
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -3.77 -0.375 1.41
Prot (kg) -3.72 -0.441 1.64
Fertility Sub Index 6.61
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.65 1.117 1.84
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.92
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.91 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 23.58

* Based on an €80/tonne carbon price