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 8.37
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -4.59 -0.375 1.72
Prot (kg) -9.00 -0.441 3.97
Fertility Sub Index 9.76
Calving Interval (days) -5.51 -1.459 8.04
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index 0.74
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 22.51

* Based on an €80/tonne carbon price