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 2.52
Milk (kg) -300.00 -0.014 4.20
Fat (kg) 7.03 -0.375 -2.63
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 0.70
Calving Interval (days) 0.61 -1.459 -0.89
Survival (%) 1.42 1.117 1.59
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 19.08
Carcass Weight (kg) -39.80 -0.528 20.99
Age of Slaughter (days) 4.44 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 28.30
Live WT (kg) -92.30 -0.307 28.30
Total Carbon Sub Index 50.25

* Based on an €80/tonne carbon price