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 -4.93
Milk (kg) 32.00 -0.014 -0.45
Fat (kg) 8.70 -0.375 -3.26
Prot (kg) 2.77 -0.441 -1.22
Fertility Sub Index 3.89
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 1.16 1.117 1.30
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 10.35
Carcass Weight (kg) -19.60 -0.528 10.34
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 10.09
Live WT (kg) -32.90 -0.307 10.09
Total Carbon Sub Index 21.25

* Based on an €80/tonne carbon price