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 5.39
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -4.72 -0.375 1.77
Prot (kg) -3.73 -0.441 1.65
Fertility Sub Index 6.58
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.70 1.117 1.90
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.89
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 22.16

* Based on an €80/tonne carbon price