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 9.67
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -11.56 -0.375 4.33
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index 4.43
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 0.49 1.117 0.55
Calving Sub Index -1.16
Gestation Length (days) 1.26 -0.919 -1.16
Beef Sub Index -4.18
Carcass Weight (kg) 6.90 -0.528 -3.64
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index -2.12
Live WT (kg) 6.90 -0.307 -2.12
Total Carbon Sub Index 6.65

* Based on an €80/tonne carbon price