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 9.70
Milk (kg) -354.00 -0.014 4.96
Fat (kg) -0.21 -0.375 0.08
Prot (kg) -10.56 -0.441 4.66
Fertility Sub Index 17.06
Calving Interval (days) -9.46 -1.459 13.80
Survival (%) 2.92 1.117 3.26
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 4.45
Carcass Weight (kg) -12.80 -0.528 6.75
Age of Slaughter (days) 5.33 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 11.28
Live WT (kg) -36.80 -0.307 11.28
Total Carbon Sub Index 43.28

* Based on an €80/tonne carbon price