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 6.71
Milk (kg) -237.00 -0.014 3.32
Fat (kg) -2.04 -0.375 0.76
Prot (kg) -5.95 -0.441 2.63
Fertility Sub Index 5.51
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.30
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 16.02

* Based on an €80/tonne carbon price