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 10.25
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -9.80 -0.375 3.67
Prot (kg) -8.49 -0.441 3.75
Fertility Sub Index 5.40
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 1.46 1.117 1.63
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 2.32
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 21.36

* Based on an €80/tonne carbon price