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 15.83
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -13.56 -0.375 5.08
Prot (kg) -15.58 -0.441 6.88
Fertility Sub Index 6.72
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 0.24
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 24.95

* Based on an €80/tonne carbon price