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 10.98
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -12.73 -0.375 4.77
Prot (kg) -8.23 -0.441 3.63
Fertility Sub Index 4.21
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) -0.67 1.117 -0.75
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 1.14
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 20.35

* Based on an €80/tonne carbon price