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 -5.41
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) 7.93 -0.375 -2.97
Prot (kg) 2.36 -0.441 -1.04
Fertility Sub Index -0.35
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.01 1.117 0.01
Calving Sub Index -1.07
Gestation Length (days) 1.16 -0.919 -1.07
Beef Sub Index 0.11
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -5.68

* Based on an €80/tonne carbon price