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 7.83
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -5.87 -0.375 2.20
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index 1.75
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) -0.77 1.117 -0.86
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index 1.26
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 13.07

* Based on an €80/tonne carbon price