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 9.94
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -12.11 -0.441 5.34
Fertility Sub Index 1.73
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index -1.84
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index -1.62
Live WT (kg) 5.30 -0.307 -1.62
Total Carbon Sub Index 8.20

* Based on an €80/tonne carbon price