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 3.02
Milk (kg) -171.00 -0.014 2.39
Fat (kg) 1.12 -0.375 -0.42
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index 2.76
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 12.59
Carcass Weight (kg) -29.70 -0.528 15.67
Age of Slaughter (days) 7.12 -0.432 -3.07
Maintenance Sub Index Maint. Sub Index 23.79
Live WT (kg) -77.60 -0.307 23.79
Total Carbon Sub Index 43.09

* Based on an €80/tonne carbon price