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 9.77
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -9.16 -0.375 3.43
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 2.75
Calving Interval (days) -2.22 -1.459 3.24
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.89
Gestation Length (days) -2.06 -0.919 1.89
Beef Sub Index 3.35
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 23.29

* Based on an €80/tonne carbon price