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 0.38
Milk (kg) -150.00 -0.014 2.10
Fat (kg) 6.92 -0.375 -2.59
Prot (kg) -1.98 -0.441 0.87
Fertility Sub Index 5.05
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) 2.82 1.117 3.15
Calving Sub Index 3.33
Gestation Length (days) -3.62 -0.919 3.33
Beef Sub Index 4.16
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 17.51

* Based on an €80/tonne carbon price