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 14.78
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -12.14 -0.375 4.55
Prot (kg) -13.06 -0.441 5.76
Fertility Sub Index 6.77
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 1.01 1.117 1.13
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.06
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 25.53

* Based on an €80/tonne carbon price