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 23.71
Milk (kg) -637.00 -0.014 8.92
Fat (kg) -14.24 -0.375 5.33
Prot (kg) -21.43 -0.441 9.46
Fertility Sub Index 2.22
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.87
Gestation Length (days) 0.95 -0.919 -0.87
Beef Sub Index 0.82
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.66 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 27.76

* Based on an €80/tonne carbon price