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 3.94
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -2.39 -0.375 0.90
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index 4.40
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 1.65 1.117 1.84
Calving Sub Index -1.77
Gestation Length (days) 1.93 -0.919 -1.77
Beef Sub Index -3.08
Carcass Weight (kg) 7.90 -0.528 -4.17
Age of Slaughter (days) -2.52 -0.432 1.09
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 1.67

* Based on an €80/tonne carbon price