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 4.43
Milk (kg) -256.00 -0.014 3.58
Fat (kg) 1.96 -0.375 -0.73
Prot (kg) -3.58 -0.441 1.58
Fertility Sub Index 1.54
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) 1.01 1.117 1.13
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 11.33
Carcass Weight (kg) -27.10 -0.528 14.30
Age of Slaughter (days) 6.88 -0.432 -2.97
Maintenance Sub Index Maint. Sub Index 20.66
Live WT (kg) -67.40 -0.307 20.66
Total Carbon Sub Index 39.65

* Based on an €80/tonne carbon price