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 1.23
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 1.90 -0.375 -0.71
Prot (kg) -1.14 -0.441 0.50
Fertility Sub Index 19.73
Calving Interval (days) -12.33 -1.459 17.99
Survival (%) 1.56 1.117 1.74
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 3.35
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.85 -0.432 1.66
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 28.97

* Based on an €80/tonne carbon price