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 -33.01
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) 50.85 -0.375 -19.05
Prot (kg) 28.47 -0.441 -12.57
Fertility Sub Index -4.92
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) -1.91 1.117 -2.13
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.47
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index -38.58

* Based on an €80/tonne carbon price