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 19.31
Milk (kg) -838.00 -0.014 11.73
Fat (kg) -1.01 -0.375 0.38
Prot (kg) -16.31 -0.441 7.20
Fertility Sub Index 4.12
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 4.63
Carcass Weight (kg) -13.10 -0.528 6.91
Age of Slaughter (days) 5.28 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 12.05
Live WT (kg) -39.30 -0.307 12.05
Total Carbon Sub Index 41.27

* Based on an €80/tonne carbon price