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 6.63
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -8.63 -0.375 3.23
Prot (kg) -3.38 -0.441 1.49
Fertility Sub Index -1.46
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) -0.97 1.117 -1.08
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -2.77
Carcass Weight (kg) 8.90 -0.528 -4.69
Age of Slaughter (days) -4.47 -0.432 1.93
Maintenance Sub Index Maint. Sub Index -9.72
Live WT (kg) 31.70 -0.307 -9.72
Total Carbon Sub Index -8.66

* Based on an €80/tonne carbon price