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 10.38
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -10.03 -0.375 3.76
Prot (kg) -9.21 -0.441 4.06
Fertility Sub Index 4.91
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index -0.75
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 15.66

* Based on an €80/tonne carbon price