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 10.05
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -12.09 -0.375 4.53
Prot (kg) -7.53 -0.441 3.32
Fertility Sub Index 10.77
Calving Interval (days) -5.85 -1.459 8.54
Survival (%) 2.00 1.117 2.23
Calving Sub Index -0.57
Gestation Length (days) 0.62 -0.919 -0.57
Beef Sub Index 6.32
Carcass Weight (kg) -11.10 -0.528 5.86
Age of Slaughter (days) -1.07 -0.432 0.46
Maintenance Sub Index Maint. Sub Index 9.93
Live WT (kg) -32.40 -0.307 9.93
Total Carbon Sub Index 36.49

* Based on an €80/tonne carbon price