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 -5.32
Milk (kg) 118.00 -0.014 -1.65
Fat (kg) 1.19 -0.375 -0.45
Prot (kg) 7.31 -0.441 -3.23
Fertility Sub Index -2.61
Calving Interval (days) 1.26 -1.459 -1.84
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.14
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -6.31

* Based on an €80/tonne carbon price