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 3.75
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -3.93 -0.441 1.73
Fertility Sub Index -5.53
Calving Interval (days) 3.92 -1.459 -5.72
Survival (%) 0.17 1.117 0.19
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index -2.54
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -4.87
Live WT (kg) 15.90 -0.307 -4.87
Total Carbon Sub Index -7.25

* Based on an €80/tonne carbon price