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 19.93
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -20.35 -0.375 7.62
Prot (kg) -16.00 -0.441 7.06
Fertility Sub Index 1.91
Calving Interval (days) -2.32 -1.459 3.38
Survival (%) -1.32 1.117 -1.47
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 1.13
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 31.41

* Based on an €80/tonne carbon price