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 6.42
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -5.23 -0.375 1.96
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 5.50
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 0.69 1.117 0.77
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.75
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -3.45 -0.432 1.49
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 18.08

* Based on an €80/tonne carbon price