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 10.87
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -9.24 -0.375 3.46
Prot (kg) -7.37 -0.441 3.25
Fertility Sub Index 7.01
Calving Interval (days) -3.98 -1.459 5.81
Survival (%) 1.08 1.117 1.21
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.59
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) -2.22 -0.432 0.96
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 20.25

* Based on an €80/tonne carbon price