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 11.58
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -10.68 -0.375 4.00
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index 3.71
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index 0.04
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -2.66 -0.432 1.15
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 17.68

* Based on an €80/tonne carbon price