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 6.25
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -3.97 -0.375 1.49
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 20.47
Calving Interval (days) -13.09 -1.459 19.10
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 4.53
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -3.65 -0.432 1.58
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 37.63

* Based on an €80/tonne carbon price