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 11.36
Milk (kg) -406.00 -0.014 5.68
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -9.54 -0.441 4.21
Fertility Sub Index 3.55
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) 1.47 1.117 1.64
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 4.44
Carcass Weight (kg) -15.20 -0.528 8.02
Age of Slaughter (days) 8.28 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 13.92
Live WT (kg) -45.40 -0.307 13.92
Total Carbon Sub Index 33.93

* Based on an €80/tonne carbon price