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 18.16
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -15.08 -0.375 5.65
Prot (kg) -17.24 -0.441 7.61
Fertility Sub Index 7.60
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) 0.68 1.117 0.76
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index 4.02
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) -1.13 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 32.46

* Based on an €80/tonne carbon price