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 7.32
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -6.71 -0.375 2.51
Prot (kg) -5.76 -0.441 2.54
Fertility Sub Index 9.57
Calving Interval (days) -5.23 -1.459 7.63
Survival (%) 1.74 1.117 1.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.46
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 25.42

* Based on an €80/tonne carbon price