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 12.70
Milk (kg) -436.00 -0.014 6.10
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -10.80 -0.441 4.77
Fertility Sub Index 3.56
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.16 1.117 1.30
Calving Sub Index -0.93
Gestation Length (days) 1.01 -0.919 -0.93
Beef Sub Index -1.15
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) -1.38 -0.432 0.60
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index 11.49

* Based on an €80/tonne carbon price