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 -2.32
Milk (kg) -137.00 -0.014 1.92
Fat (kg) 8.61 -0.375 -3.22
Prot (kg) 2.29 -0.441 -1.01
Fertility Sub Index -7.45
Calving Interval (days) 3.75 -1.459 -5.47
Survival (%) -1.77 1.117 -1.98
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.85
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -9.16

* Based on an €80/tonne carbon price