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 3.81
Milk (kg) -286.00 -0.014 4.00
Fat (kg) 1.64 -0.375 -0.61
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 3.93
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 2.33 1.117 2.60
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 10.46
Carcass Weight (kg) -30.00 -0.528 15.83
Age of Slaughter (days) 12.42 -0.432 -5.36
Maintenance Sub Index Maint. Sub Index 20.54
Live WT (kg) -67.00 -0.307 20.54
Total Carbon Sub Index 39.75

* Based on an €80/tonne carbon price