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 5.16
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -5.00 -0.375 1.87
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index -3.42
Calving Interval (days) 1.63 -1.459 -2.38
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index -0.28
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index 1.87

* Based on an €80/tonne carbon price