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 20.77
Milk (kg) -339.00 -0.014 4.75
Fat (kg) -22.95 -0.375 8.60
Prot (kg) -16.84 -0.441 7.43
Fertility Sub Index 7.32
Calving Interval (days) -3.54 -1.459 5.17
Survival (%) 1.93 1.117 2.16
Calving Sub Index -1.58
Gestation Length (days) 1.72 -0.919 -1.58
Beef Sub Index -3.05
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 5.23 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 27.21

* Based on an €80/tonne carbon price