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 5.95
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index 4.02
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 1.56
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 15.52

* Based on an €80/tonne carbon price