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 9.66
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -3.44 -0.375 1.29
Prot (kg) -12.87 -0.441 5.68
Fertility Sub Index 1.30
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.98
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 13.70

* Based on an €80/tonne carbon price