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 5.24
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -6.56 -0.375 2.46
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 5.92
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) 1.50 1.117 1.68
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 3.29
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -4.81 -0.432 2.08
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 24.76

* Based on an €80/tonne carbon price