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 0.51
Milk (kg) -22.00 -0.014 0.31
Fat (kg) 0.03 -0.375 -0.01
Prot (kg) -0.48 -0.441 0.21
Fertility Sub Index 4.07
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 1.63 1.117 1.82
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.31
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 11.90

* Based on an €80/tonne carbon price