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 20.27
Milk (kg) -494.00 -0.014 6.92
Fat (kg) -16.90 -0.375 6.33
Prot (kg) -15.91 -0.441 7.02
Fertility Sub Index 6.31
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 2.07 1.117 2.31
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.06
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 7.46 -0.432 -3.22
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 29.54

* Based on an €80/tonne carbon price