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 2.51
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -0.50 -0.375 0.19
Prot (kg) -1.81 -0.441 0.80
Fertility Sub Index 1.28
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -0.79
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.00
Live WT (kg) 0.00 -0.307 0.00
Total Carbon Sub Index 3.64

* Based on an €80/tonne carbon price