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 1.63
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -0.86 -0.441 0.38
Fertility Sub Index -0.48
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index -1.66
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 7.63 -0.432 -3.29
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 5.23

* Based on an €80/tonne carbon price