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 36.33
Milk (kg) -662.00 -0.014 9.27
Fat (kg) -34.38 -0.375 12.88
Prot (kg) -32.14 -0.441 14.19
Fertility Sub Index 5.92
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.97 1.117 2.20
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -2.50
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 7.37 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 43.76

* Based on an €80/tonne carbon price