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 7.61
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -5.54 -0.375 2.08
Prot (kg) -8.13 -0.441 3.59
Fertility Sub Index -3.03
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 0.00
Gestation Length (days) 0.00 -0.919 0.00
Beef Sub Index -0.12
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.33 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 4.30

* Based on an €80/tonne carbon price