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 7.62
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -7.98 -0.375 2.99
Prot (kg) -3.86 -0.441 1.70
Fertility Sub Index 6.69
Calving Interval (days) -3.68 -1.459 5.37
Survival (%) 1.18 1.117 1.32
Calving Sub Index 2.68
Gestation Length (days) -2.92 -0.919 2.68
Beef Sub Index 4.98
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 3.00 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 9.93
Live WT (kg) -32.40 -0.307 9.93
Total Carbon Sub Index 31.91

* Based on an €80/tonne carbon price