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 3.73
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -4.86 -0.375 1.82
Prot (kg) -2.07 -0.441 0.91
Fertility Sub Index 2.54
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 1.56
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 12.83

* Based on an €80/tonne carbon price