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 -4.94
Milk (kg) 166.00 -0.014 -2.32
Fat (kg) 2.36 -0.375 -0.88
Prot (kg) 3.93 -0.441 -1.73
Fertility Sub Index -4.01
Calving Interval (days) 2.32 -1.459 -3.38
Survival (%) -0.56 1.117 -0.63
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index -1.98
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -9.67

* Based on an €80/tonne carbon price