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 19.57
Milk (kg) -394.00 -0.014 5.52
Fat (kg) -18.47 -0.375 6.92
Prot (kg) -16.17 -0.441 7.14
Fertility Sub Index -0.84
Calving Interval (days) -1.82 -1.459 2.66
Survival (%) -3.13 1.117 -3.50
Calving Sub Index -3.63
Gestation Length (days) 3.95 -0.919 -3.63
Beef Sub Index 2.29
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -4.44 -0.432 1.92
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 20.23

* Based on an €80/tonne carbon price