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 11.56
Milk (kg) -282.00 -0.014 3.95
Fat (kg) -9.97 -0.375 3.73
Prot (kg) -8.78 -0.441 3.88
Fertility Sub Index 2.63
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 0.38 1.117 0.42
Calving Sub Index 2.47
Gestation Length (days) -2.69 -0.919 2.47
Beef Sub Index 0.44
Carcass Weight (kg) -2.25 -0.528 1.19
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 22.16

* Based on an €80/tonne carbon price