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 10.52
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -10.04 -0.375 3.76
Prot (kg) -8.47 -0.441 3.74
Fertility Sub Index 2.24
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) -0.96 1.117 -1.07
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 0.87
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -2.62 -0.432 1.13
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index 12.39

* Based on an €80/tonne carbon price