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 5.78
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -5.87 -0.375 2.20
Prot (kg) -6.40 -0.441 2.82
Fertility Sub Index 1.68
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) 1.91 1.117 2.13
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.50
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -0.79 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 19.01

* Based on an €80/tonne carbon price