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 17.81
Milk (kg) -408.00 -0.014 5.71
Fat (kg) -15.35 -0.375 5.75
Prot (kg) -14.39 -0.441 6.35
Fertility Sub Index 2.76
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 0.39 1.117 0.44
Calving Sub Index -1.58
Gestation Length (days) 1.72 -0.919 -1.58
Beef Sub Index -2.65
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 0.16 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index -1.38
Live WT (kg) 4.50 -0.307 -1.38
Total Carbon Sub Index 14.95

* Based on an €80/tonne carbon price