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 4.44
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -3.58 -0.375 1.34
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index 6.69
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 2.25 1.117 2.51
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.56
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 20.26

* Based on an €80/tonne carbon price