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 2.94
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -4.24 -0.375 1.59
Prot (kg) -0.81 -0.441 0.36
Fertility Sub Index 0.84
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.37 1.117 0.41
Calving Sub Index -1.75
Gestation Length (days) 1.90 -0.919 -1.75
Beef Sub Index -5.02
Carcass Weight (kg) 11.20 -0.528 -5.91
Age of Slaughter (days) -2.06 -0.432 0.89
Maintenance Sub Index Maint. Sub Index -3.77
Live WT (kg) 12.30 -0.307 -3.77
Total Carbon Sub Index -6.75

* Based on an €80/tonne carbon price