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 14.98
Milk (kg) -355.00 -0.014 4.97
Fat (kg) -12.90 -0.375 4.83
Prot (kg) -11.73 -0.441 5.18
Fertility Sub Index 3.34
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 0.86 1.117 0.96
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -2.34
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 4.33 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 18.45

* Based on an €80/tonne carbon price