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 15.51
Milk (kg) -345.00 -0.014 4.83
Fat (kg) -12.46 -0.375 4.67
Prot (kg) -13.62 -0.441 6.01
Fertility Sub Index 4.57
Calving Interval (days) -4.48 -1.459 6.54
Survival (%) -1.76 1.117 -1.97
Calving Sub Index -3.59
Gestation Length (days) 3.91 -0.919 -3.59
Beef Sub Index 2.68
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -4.13 -0.432 1.78
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 20.82

* Based on an €80/tonne carbon price