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 11.00
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -10.90 -0.375 4.08
Prot (kg) -8.50 -0.441 3.75
Fertility Sub Index 4.31
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 1.30
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 18.89

* Based on an €80/tonne carbon price