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 7.76
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -4.49 -0.375 1.68
Prot (kg) -7.91 -0.441 3.49
Fertility Sub Index 2.37
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 0.81
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 5.45 -0.432 -2.35
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 11.46

* Based on an €80/tonne carbon price