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 -9.97
Milk (kg) 299.00 -0.014 -4.19
Fat (kg) 4.88 -0.375 -1.83
Prot (kg) 8.96 -0.441 -3.95
Fertility Sub Index -1.72
Calving Interval (days) 0.30 -1.459 -0.44
Survival (%) -1.15 1.117 -1.28
Calving Sub Index 2.83
Gestation Length (days) -3.08 -0.919 2.83
Beef Sub Index -1.81
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index -2.36
Live WT (kg) 7.70 -0.307 -2.36
Total Carbon Sub Index -13.03

* Based on an €80/tonne carbon price