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 5.60
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index 7.67
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 2.37 1.117 2.65
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.30
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -0.44 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 25.32

* Based on an €80/tonne carbon price