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 5.93
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -8.96 -0.375 3.36
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index 9.39
Calving Interval (days) -6.49 -1.459 9.47
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 8.50
Carcass Weight (kg) -13.30 -0.528 7.02
Age of Slaughter (days) -3.44 -0.432 1.49
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 29.94

* Based on an €80/tonne carbon price