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 -7.07
Milk (kg) 62.00 -0.014 -0.87
Fat (kg) 8.17 -0.375 -3.06
Prot (kg) 7.11 -0.441 -3.14
Fertility Sub Index 2.43
Calving Interval (days) -1.28 -1.459 1.87
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.50
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.38 -0.432 1.03
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 8.07

* Based on an €80/tonne carbon price