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 9.05
Milk (kg) -491.00 -0.014 6.87
Fat (kg) -0.55 -0.375 0.21
Prot (kg) -4.47 -0.441 1.97
Fertility Sub Index 4.09
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) 1.40 1.117 1.56
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 0.15
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 8.32 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 9.93
Live WT (kg) -32.40 -0.307 9.93
Total Carbon Sub Index 24.44

* Based on an €80/tonne carbon price