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 2.05
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -0.43 -0.375 0.16
Prot (kg) -1.74 -0.441 0.77
Fertility Sub Index 9.11
Calving Interval (days) -4.89 -1.459 7.13
Survival (%) 1.77 1.117 1.98
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.06
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.90

* Based on an €80/tonne carbon price