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 15.00
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -14.85 -0.375 5.56
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index 8.48
Calving Interval (days) -5.24 -1.459 7.65
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.30
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 29.66

* Based on an €80/tonne carbon price