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 2.58
Milk (kg) -168.00 -0.014 2.35
Fat (kg) 1.46 -0.375 -0.55
Prot (kg) -1.75 -0.441 0.77
Fertility Sub Index 3.81
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 1.67 1.117 1.87
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 4.91
Carcass Weight (kg) -16.60 -0.528 8.76
Age of Slaughter (days) 8.91 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 15.02
Live WT (kg) -49.00 -0.307 15.02
Total Carbon Sub Index 27.23

* Based on an €80/tonne carbon price