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 2.83
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -0.60 -0.375 0.22
Prot (kg) -2.44 -0.441 1.08
Fertility Sub Index 5.13
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 1.38 1.117 1.54
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 2.95
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -3.79 -0.432 1.64
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 18.75

* Based on an €80/tonne carbon price