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 6.52
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -9.44 -0.375 3.54
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index -12.85
Calving Interval (days) 6.93 -1.459 -10.11
Survival (%) -2.45 1.117 -2.74
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -1.49
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index -7.01

* Based on an €80/tonne carbon price