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 -10.02
Milk (kg) 272.00 -0.014 -3.81
Fat (kg) 7.65 -0.375 -2.87
Prot (kg) 7.59 -0.441 -3.35
Fertility Sub Index -3.13
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 2.60
Gestation Length (days) -2.83 -0.919 2.60
Beef Sub Index -0.04
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index -3.03
Live WT (kg) 9.90 -0.307 -3.03
Total Carbon Sub Index -13.63

* Based on an €80/tonne carbon price