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 -2.13
Milk (kg) 62.00 -0.014 -0.87
Fat (kg) 2.43 -0.375 -0.91
Prot (kg) 0.80 -0.441 -0.35
Fertility Sub Index -7.59
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) -3.20 1.117 -3.58
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.74
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -3.30 -0.432 1.42
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -4.68

* Based on an €80/tonne carbon price