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 14.26
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -13.09 -0.375 4.90
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index 6.77
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 2.09 1.117 2.33
Calving Sub Index -1.14
Gestation Length (days) 1.24 -0.919 -1.14
Beef Sub Index -2.12
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.21 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 23.53

* Based on an €80/tonne carbon price