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 5.91
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -5.00 -0.375 1.87
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index 7.18
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.17
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 23.47

* Based on an €80/tonne carbon price