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 -1.94
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) 6.06 -0.375 -2.27
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index 4.51
Calving Interval (days) -3.89 -1.459 5.68
Survival (%) -1.04 1.117 -1.16
Calving Sub Index -3.24
Gestation Length (days) 3.52 -0.919 -3.24
Beef Sub Index 2.83
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -4.59 -0.432 1.98
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 5.81

* Based on an €80/tonne carbon price