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 14.85
Milk (kg) -281.00 -0.014 3.93
Fat (kg) -13.39 -0.375 5.02
Prot (kg) -13.38 -0.441 5.91
Fertility Sub Index 6.82
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -2.49
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 20.41

* Based on an €80/tonne carbon price