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 11.69
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -11.58 -0.375 4.34
Prot (kg) -9.68 -0.441 4.27
Fertility Sub Index 5.76
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 0.90 1.117 1.01
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.62
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 27.38

* Based on an €80/tonne carbon price