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 6.87
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -2.89 -0.375 1.08
Prot (kg) -7.02 -0.441 3.10
Fertility Sub Index 6.12
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.54 1.117 0.60
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 3.02
Carcass Weight (kg) -9.50 -0.528 5.01
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 23.19

* Based on an €80/tonne carbon price