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 -7.07
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) 11.55 -0.375 -4.33
Prot (kg) 5.53 -0.441 -2.44
Fertility Sub Index 6.32
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 0.77 1.117 0.86
Calving Sub Index 1.42
Gestation Length (days) -1.55 -0.919 1.42
Beef Sub Index 0.13
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 4.95 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 1.72

* Based on an €80/tonne carbon price