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 6.97
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -7.09 -0.375 2.66
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 8.26
Calving Interval (days) -4.75 -1.459 6.93
Survival (%) 1.19 1.117 1.33
Calving Sub Index -1.13
Gestation Length (days) 1.23 -0.919 -1.13
Beef Sub Index 0.82
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 5.63
Live WT (kg) -18.35 -0.307 5.63
Total Carbon Sub Index 20.54

* Based on an €80/tonne carbon price