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 7.56
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -7.51 -0.375 2.81
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 5.82
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 1.58 1.117 1.77
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.18
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 21.98

* Based on an €80/tonne carbon price