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 8.74
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -9.75 -0.441 4.30
Fertility Sub Index 1.05
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.92
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 16.14

* Based on an €80/tonne carbon price