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 5.87
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -4.72 -0.375 1.77
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index 6.38
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 0.88 1.117 0.98
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index 2.14
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.16

* Based on an €80/tonne carbon price