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 16.10
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -12.60 -0.375 4.72
Prot (kg) -13.54 -0.441 5.98
Fertility Sub Index 5.88
Calving Interval (days) -4.28 -1.459 6.24
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.77
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 23.45

* Based on an €80/tonne carbon price