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 4.64
Milk (kg) -296.00 -0.014 4.14
Fat (kg) -0.19 -0.375 0.07
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 6.52
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 1.32 1.117 1.47
Calving Sub Index 2.33
Gestation Length (days) -2.54 -0.919 2.33
Beef Sub Index 4.16
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 10.76
Live WT (kg) -35.10 -0.307 10.76
Total Carbon Sub Index 28.42

* Based on an €80/tonne carbon price