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 11.90
Milk (kg) -434.00 -0.014 6.08
Fat (kg) -3.48 -0.375 1.30
Prot (kg) -10.24 -0.441 4.52
Fertility Sub Index 2.01
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 1.12 1.117 1.25
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 20.67
Carcass Weight (kg) -44.40 -0.528 23.42
Age of Slaughter (days) 6.37 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index 33.08
Live WT (kg) -107.90 -0.307 33.08
Total Carbon Sub Index 68.00

* Based on an €80/tonne carbon price