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 3.17
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -1.66 -0.441 0.73
Fertility Sub Index 7.63
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 2.18 1.117 2.44
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.28
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 20.95

* Based on an €80/tonne carbon price