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 11.36
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -12.40 -0.375 4.64
Prot (kg) -7.09 -0.441 3.13
Fertility Sub Index 9.42
Calving Interval (days) -5.27 -1.459 7.69
Survival (%) 1.55 1.117 1.73
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.31
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 29.30

* Based on an €80/tonne carbon price