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 -7.60
Milk (kg) -54.00 -0.014 0.76
Fat (kg) 14.28 -0.375 -5.35
Prot (kg) 6.82 -0.441 -3.01
Fertility Sub Index 4.20
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 1.55 1.117 1.73
Calving Sub Index 2.83
Gestation Length (days) -3.08 -0.919 2.83
Beef Sub Index 1.01
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 3.75

* Based on an €80/tonne carbon price