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 3.26
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -1.95 -0.375 0.73
Prot (kg) -1.90 -0.441 0.84
Fertility Sub Index 5.97
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 1.33 1.117 1.49
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.33
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 20.65

* Based on an €80/tonne carbon price