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 15.38
Milk (kg) -331.00 -0.014 4.63
Fat (kg) -15.75 -0.375 5.90
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 6.82
Calving Interval (days) -4.74 -1.459 6.92
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index 0.22
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 23.20

* Based on an €80/tonne carbon price