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 13.24
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -12.79 -0.375 4.79
Prot (kg) -12.24 -0.441 5.40
Fertility Sub Index 8.40
Calving Interval (days) -5.36 -1.459 7.82
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 1.81
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.01 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 27.55

* Based on an €80/tonne carbon price