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 0.97
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 1.43 -0.375 -0.54
Prot (kg) -4.07 -0.441 1.80
Fertility Sub Index -3.76
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 2.09
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 1.05

* Based on an €80/tonne carbon price