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 10.31
Milk (kg) -423.00 -0.014 5.92
Fat (kg) 0.44 -0.375 -0.16
Prot (kg) -10.31 -0.441 4.55
Fertility Sub Index 5.09
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 1.93 1.117 2.16
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index 2.91
Carcass Weight (kg) -12.30 -0.528 6.49
Age of Slaughter (days) 8.29 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 12.14
Live WT (kg) -39.60 -0.307 12.14
Total Carbon Sub Index 31.70

* Based on an €80/tonne carbon price