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 11.38
Milk (kg) -459.00 -0.014 6.43
Fat (kg) -1.22 -0.375 0.46
Prot (kg) -10.20 -0.441 4.50
Fertility Sub Index 3.63
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 1.93 1.117 2.16
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 12.12
Carcass Weight (kg) -29.30 -0.528 15.46
Age of Slaughter (days) 7.73 -0.432 -3.34
Maintenance Sub Index Maint. Sub Index 23.11
Live WT (kg) -75.40 -0.307 23.11
Total Carbon Sub Index 50.77

* Based on an €80/tonne carbon price