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 4.50
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -3.01 -0.375 1.13
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index -5.37
Calving Interval (days) 2.19 -1.459 -3.20
Survival (%) -1.95 1.117 -2.18
Calving Sub Index 1.39
Gestation Length (days) -1.51 -0.919 1.39
Beef Sub Index -0.25
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.26 -0.432 -1.41
Maintenance Sub Index Maint. Sub Index -1.90
Live WT (kg) 6.20 -0.307 -1.90
Total Carbon Sub Index -1.63

* Based on an €80/tonne carbon price