Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -4.33
Milk (kg) -62.00 -0.014 0.87
Fat (kg) 9.23 -0.375 -3.46
Prot (kg) 3.94 -0.441 -1.74
Fertility Sub Index -10.77
Calving Interval (days) 5.24 -1.459 -7.65
Survival (%) -2.80 1.117 -3.13
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.17
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.29 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index -1.90
Live WT (kg) 6.20 -0.307 -1.90
Total Carbon Sub Index -17.44

* Based on an €80/tonne carbon price