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 6.64
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -3.98 -0.375 1.49
Prot (kg) -6.92 -0.441 3.05
Fertility Sub Index -3.75
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 2.02
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 5.30

* Based on an €80/tonne carbon price