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 14.82
Milk (kg) -403.00 -0.014 5.64
Fat (kg) -11.16 -0.375 4.18
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index 3.92
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 2.76
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -0.15 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 25.55

* Based on an €80/tonne carbon price