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 4.54
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -7.67 -0.375 2.87
Prot (kg) -0.79 -0.441 0.35
Fertility Sub Index 5.58
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 1.44 1.117 1.61
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.29
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.77 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 21.95

* Based on an €80/tonne carbon price