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 6.21
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 4.39
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 1.39
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 3.50 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 9.50
Live WT (kg) -31.00 -0.307 9.50
Total Carbon Sub Index 21.55

* Based on an €80/tonne carbon price