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 1.89
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -2.13 -0.375 0.80
Prot (kg) -0.72 -0.441 0.32
Fertility Sub Index 6.23
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.66 1.117 1.85
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.02
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 17.26

* Based on an €80/tonne carbon price