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 16.06
Milk (kg) -345.00 -0.014 4.83
Fat (kg) -13.71 -0.375 5.14
Prot (kg) -13.82 -0.441 6.10
Fertility Sub Index 4.90
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) -0.55 1.117 -0.61
Calving Sub Index -1.86
Gestation Length (days) 2.02 -0.919 -1.86
Beef Sub Index -2.17
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.44 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 17.49

* Based on an €80/tonne carbon price