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 9.52
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -9.90 -0.375 3.71
Prot (kg) -7.66 -0.441 3.38
Fertility Sub Index 9.19
Calving Interval (days) -5.53 -1.459 8.07
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.26
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 23.64

* Based on an €80/tonne carbon price