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 -2.24
Milk (kg) 141.00 -0.014 -1.97
Fat (kg) 0.45 -0.375 -0.17
Prot (kg) 0.22 -0.441 -0.10
Fertility Sub Index -9.22
Calving Interval (days) 4.75 -1.459 -6.93
Survival (%) -2.05 1.117 -2.29
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index -0.01
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index -1.87
Live WT (kg) 6.10 -0.307 -1.87
Total Carbon Sub Index -13.38

* Based on an €80/tonne carbon price