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 5.06
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -3.35 -0.375 1.25
Prot (kg) -4.02 -0.441 1.77
Fertility Sub Index 3.73
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) 0.52 1.117 0.58
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index 0.66
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 11.81

* Based on an €80/tonne carbon price