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 -3.65
Milk (kg) -39.00 -0.014 0.55
Fat (kg) 10.60 -0.375 -3.97
Prot (kg) 0.52 -0.441 -0.23
Fertility Sub Index 3.35
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 2.12 1.117 2.37
Calving Sub Index 1.42
Gestation Length (days) -1.54 -0.919 1.42
Beef Sub Index 3.13
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 10.09

* Based on an €80/tonne carbon price