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 5.09
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -5.60 -0.375 2.10
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index 6.11
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) 1.67 1.117 1.87
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.45
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 20.20

* Based on an €80/tonne carbon price