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 12.74
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -11.87 -0.375 4.45
Prot (kg) -10.61 -0.441 4.68
Fertility Sub Index 4.37
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -3.45
Gestation Length (days) 3.75 -0.919 -3.45
Beef Sub Index 3.29
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -4.19 -0.432 1.81
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 21.32

* Based on an €80/tonne carbon price