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 3.37
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -0.02 -0.375 0.01
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index 3.17
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) 1.73 1.117 1.93
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 12.91
Carcass Weight (kg) -30.80 -0.528 16.25
Age of Slaughter (days) 7.72 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index 23.97
Live WT (kg) -78.20 -0.307 23.97
Total Carbon Sub Index 44.16

* Based on an €80/tonne carbon price