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 8.65
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -8.53 -0.375 3.19
Prot (kg) -9.80 -0.441 4.33
Fertility Sub Index -10.93
Calving Interval (days) 5.45 -1.459 -7.95
Survival (%) -2.67 1.117 -2.98
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.58
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -4.63

* Based on an €80/tonne carbon price