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 -0.02
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 1.44 -0.375 -0.54
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index -6.59
Calving Interval (days) 3.23 -1.459 -4.71
Survival (%) -1.68 1.117 -1.88
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 4.69
Carcass Weight (kg) -11.00 -0.528 5.80
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 9.20
Live WT (kg) -30.00 -0.307 9.20
Total Carbon Sub Index 7.69

* Based on an €80/tonne carbon price