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 5.54
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -8.23 -0.375 3.08
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index 10.08
Calving Interval (days) -5.13 -1.459 7.48
Survival (%) 2.32 1.117 2.59
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 3.19
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 29.24

* Based on an €80/tonne carbon price