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 10.01
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -10.94 -0.375 4.10
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index 5.14
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 1.45 1.117 1.62
Calving Sub Index -1.93
Gestation Length (days) 2.10 -0.919 -1.93
Beef Sub Index -4.21
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) 5.47 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 10.10

* Based on an €80/tonne carbon price