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 16.06
Milk (kg) -400.00 -0.014 5.60
Fat (kg) -13.64 -0.375 5.11
Prot (kg) -12.13 -0.441 5.35
Fertility Sub Index 5.54
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 2.30
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 27.84

* Based on an €80/tonne carbon price