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 11.64
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -12.88 -0.375 4.82
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index 7.20
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 2.38 1.117 2.66
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.45
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 7.51 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 21.33

* Based on an €80/tonne carbon price