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 -10.38
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) 15.72 -0.375 -5.89
Prot (kg) 9.42 -0.441 -4.16
Fertility Sub Index -0.47
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 2.76
Gestation Length (days) -3.00 -0.919 2.76
Beef Sub Index -2.47
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 4.01 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index -4.14
Live WT (kg) 13.50 -0.307 -4.14
Total Carbon Sub Index -14.71

* Based on an €80/tonne carbon price