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 9.05
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -4.97 -0.375 1.86
Prot (kg) -9.49 -0.441 4.19
Fertility Sub Index 3.51
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.01
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 17.65

* Based on an €80/tonne carbon price