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 6.55
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -6.60 -0.375 2.47
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index 10.93
Calving Interval (days) -6.84 -1.459 9.98
Survival (%) 0.85 1.117 0.95
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.59
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 23.99

* Based on an €80/tonne carbon price