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 11.26
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -12.13 -0.375 4.54
Prot (kg) -12.96 -0.441 5.72
Fertility Sub Index -10.53
Calving Interval (days) 5.21 -1.459 -7.60
Survival (%) -2.62 1.117 -2.93
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index -1.73
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.54 -0.432 -3.26
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index -2.23

* Based on an €80/tonne carbon price