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 -0.50
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) -0.86 -0.375 0.32
Prot (kg) 1.54 -0.441 -0.68
Fertility Sub Index 6.59
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 2.52 1.117 2.82
Calving Sub Index 2.92
Gestation Length (days) -3.18 -0.919 2.92
Beef Sub Index -2.72
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 5.69 -0.432 -2.46
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 4.45

* Based on an €80/tonne carbon price