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 -2.90
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 5.17 -0.375 -1.94
Prot (kg) 1.54 -0.441 -0.68
Fertility Sub Index -5.19
Calving Interval (days) 3.03 -1.459 -4.42
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index -1.35
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index -9.01

* Based on an €80/tonne carbon price