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 14.34
Milk (kg) -317.00 -0.014 4.44
Fat (kg) -11.49 -0.375 4.30
Prot (kg) -12.69 -0.441 5.60
Fertility Sub Index 9.75
Calving Interval (days) -4.44 -1.459 6.48
Survival (%) 2.93 1.117 3.27
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.54
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 35.24

* Based on an €80/tonne carbon price