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 -1.83
Milk (kg) -65.00 -0.014 0.91
Fat (kg) 4.52 -0.375 -1.69
Prot (kg) 2.37 -0.441 -1.05
Fertility Sub Index -5.69
Calving Interval (days) 3.20 -1.459 -4.67
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -0.06
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -5.10

* Based on an €80/tonne carbon price