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 11.01
Milk (kg) -252.00 -0.014 3.53
Fat (kg) -7.79 -0.375 2.92
Prot (kg) -10.34 -0.441 4.56
Fertility Sub Index 8.21
Calving Interval (days) -5.91 -1.459 8.62
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 0.51
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 21.68

* Based on an €80/tonne carbon price