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 2.92
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -1.74 -0.375 0.65
Prot (kg) -0.86 -0.441 0.38
Fertility Sub Index 5.61
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.68 1.117 1.88
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.87
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 21.59

* Based on an €80/tonne carbon price