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 17.41
Milk (kg) -374.00 -0.014 5.24
Fat (kg) -16.80 -0.375 6.29
Prot (kg) -13.32 -0.441 5.88
Fertility Sub Index 4.81
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 1.43 1.117 1.60
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index 1.43
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) -4.05 -0.432 1.75
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 28.72

* Based on an €80/tonne carbon price