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 8.75
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -10.83 -0.375 4.06
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index 6.26
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) 2.78 1.117 3.11
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 3.54
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 24.25

* Based on an €80/tonne carbon price