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 -7.35
Milk (kg) 124.00 -0.014 -1.74
Fat (kg) 10.68 -0.375 -4.00
Prot (kg) 3.65 -0.441 -1.61
Fertility Sub Index -6.59
Calving Interval (days) 2.93 -1.459 -4.27
Survival (%) -2.07 1.117 -2.31
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 0.25
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index -14.92

* Based on an €80/tonne carbon price