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 1.65
Milk (kg) 41.00 -0.014 -0.57
Fat (kg) -0.84 -0.375 0.31
Prot (kg) -4.33 -0.441 1.91
Fertility Sub Index -9.83
Calving Interval (days) 5.15 -1.459 -7.51
Survival (%) -2.07 1.117 -2.31
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 0.35
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 4.44 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -6.45

* Based on an €80/tonne carbon price