Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 14.08
Milk (kg) -364.00 -0.014 5.10
Fat (kg) -13.14 -0.375 4.92
Prot (kg) -9.20 -0.441 4.06
Fertility Sub Index 6.01
Calving Interval (days) -4.28 -1.459 6.24
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.30
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -3.25 -0.432 1.40
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 23.65

* Based on an €80/tonne carbon price