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 8.96
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -9.33 -0.375 3.49
Prot (kg) -8.07 -0.441 3.56
Fertility Sub Index 8.58
Calving Interval (days) -6.47 -1.459 9.44
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -2.00
Gestation Length (days) 2.18 -0.919 -2.00
Beef Sub Index 4.39
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -4.42 -0.432 1.91
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 23.48

* Based on an €80/tonne carbon price