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 -5.26
Milk (kg) 123.00 -0.014 -1.72
Fat (kg) 7.56 -0.375 -2.83
Prot (kg) 1.60 -0.441 -0.71
Fertility Sub Index -2.54
Calving Interval (days) 2.22 -1.459 -3.24
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.68
Gestation Length (days) 0.74 -0.919 -0.68
Beef Sub Index 1.88
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.50 -0.432 1.51
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index -3.84

* Based on an €80/tonne carbon price