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 -4.47
Milk (kg) -48.00 -0.014 0.67
Fat (kg) 12.64 -0.375 -4.73
Prot (kg) 0.92 -0.441 -0.41
Fertility Sub Index 3.50
Calving Interval (days) -1.81 -1.459 2.64
Survival (%) 0.77 1.117 0.86
Calving Sub Index 2.57
Gestation Length (days) -2.80 -0.919 2.57
Beef Sub Index 2.10
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 6.47

* Based on an €80/tonne carbon price