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 8.11
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -9.75 -0.375 3.65
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index 4.17
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) 1.00 1.117 1.12
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index -2.95
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 2.92 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index 8.01

* Based on an €80/tonne carbon price