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 2.51
Milk (kg) -137.00 -0.014 1.92
Fat (kg) 0.81 -0.375 -0.30
Prot (kg) -2.03 -0.441 0.90
Fertility Sub Index 4.89
Calving Interval (days) -4.47 -1.459 6.52
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -3.54
Gestation Length (days) 3.85 -0.919 -3.54
Beef Sub Index 2.17
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -4.06 -0.432 1.75
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 8.68

* Based on an €80/tonne carbon price