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 15.21
Milk (kg) -427.00 -0.014 5.98
Fat (kg) -12.42 -0.375 4.65
Prot (kg) -10.38 -0.441 4.58
Fertility Sub Index 5.39
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.25 1.117 0.28
Calving Sub Index 2.05
Gestation Length (days) -2.23 -0.919 2.05
Beef Sub Index 3.15
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 30.12

* Based on an €80/tonne carbon price