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 -4.96
Milk (kg) 119.00 -0.014 -1.67
Fat (kg) 3.92 -0.375 -1.47
Prot (kg) 4.13 -0.441 -1.82
Fertility Sub Index -6.89
Calving Interval (days) 2.83 -1.459 -4.13
Survival (%) -2.47 1.117 -2.76
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 0.33
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index -6.44

* Based on an €80/tonne carbon price