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 3.54
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -2.43 -0.375 0.91
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index -4.66
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.94
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.73 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index -2.73
Live WT (kg) 8.90 -0.307 -2.73
Total Carbon Sub Index -4.10

* Based on an €80/tonne carbon price