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 16.38
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -14.43 -0.375 5.40
Prot (kg) -13.77 -0.441 6.08
Fertility Sub Index 4.14
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) -1.77 1.117 -1.98
Calving Sub Index -3.44
Gestation Length (days) 3.74 -0.919 -3.44
Beef Sub Index 1.93
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -4.59 -0.432 1.98
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 20.60

* Based on an €80/tonne carbon price