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 -1.11
Milk (kg) -114.00 -0.014 1.60
Fat (kg) 5.50 -0.375 -2.06
Prot (kg) 1.46 -0.441 -0.64
Fertility Sub Index -2.81
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index -1.05
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 2.92 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index -7.13

* Based on an €80/tonne carbon price