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 1.42
Milk (kg) -25.00 -0.014 0.35
Fat (kg) 0.69 -0.375 -0.26
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index 1.01
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) 0.33 1.117 0.37
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index 5.76
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) -4.54 -0.432 1.96
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 10.17

* Based on an €80/tonne carbon price