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 14.01
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -13.56 -0.375 5.08
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index 5.89
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.85 1.117 2.07
Calving Sub Index -1.05
Gestation Length (days) 1.14 -0.919 -1.05
Beef Sub Index -1.72
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 4.96 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 21.79

* Based on an €80/tonne carbon price