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 4.68
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -0.50 -0.375 0.19
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 10.81
Calving Interval (days) -7.21 -1.459 10.52
Survival (%) 0.26 1.117 0.29
Calving Sub Index 3.20
Gestation Length (days) -3.48 -0.919 3.20
Beef Sub Index 3.85
Carcass Weight (kg) -11.50 -0.528 6.07
Age of Slaughter (days) 5.14 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 28.97

* Based on an €80/tonne carbon price