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 8.42
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -10.70 -0.375 4.01
Prot (kg) -3.59 -0.441 1.58
Fertility Sub Index 6.44
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 1.73 1.117 1.93
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -2.20
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 13.51

* Based on an €80/tonne carbon price