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 12.61
Milk (kg) -353.00 -0.014 4.94
Fat (kg) -10.54 -0.375 3.95
Prot (kg) -8.42 -0.441 3.72
Fertility Sub Index 4.27
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 0.26 1.117 0.29
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.85
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) -3.56 -0.432 1.54
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 27.60

* Based on an €80/tonne carbon price