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 7.11
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index 4.70
Calving Interval (days) -4.54 -1.459 6.62
Survival (%) -1.72 1.117 -1.92
Calving Sub Index -3.25
Gestation Length (days) 3.54 -0.919 -3.25
Beef Sub Index 3.04
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -4.23 -0.432 1.83
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 14.26

* Based on an €80/tonne carbon price