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 11.91
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -8.07 -0.375 3.02
Prot (kg) -10.62 -0.441 4.69
Fertility Sub Index 6.24
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 1.12 1.117 1.25
Calving Sub Index -0.86
Gestation Length (days) 0.94 -0.919 -0.86
Beef Sub Index -1.46
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index -4.75
Live WT (kg) 15.50 -0.307 -4.75
Total Carbon Sub Index 11.07

* Based on an €80/tonne carbon price