Rolled Throughput Yield (ÃÑÇÕ´©Àû¼öÀ², RTY) ´Â ÇÑ°³ÀÇ Á¦Ç°ÀÌ ¸¸µé¾îÁö±â À§Çؼ °ÅÄ¡´Â
¸ðµç ÀÏ·ÃÀÇ °øÁ¤À» °áÇÔ¾øÀÌ Åë°úÇÒ ¼ö ÀÖ´Â È®·üÀ» ÀǹÌÇÑ´Ù.
±×¸®°í First Time Yield (FTY)¶ó´Â °³³äµµ Àִµ¥, FTY´Â ÇÑ°³ÀÇ Á¦Ç°ÀÌ ¸¸µé¾îÁö±â À§Çؼ
°ÅÄ¡´Â ¸ðµç ÀÏ·ÃÀÇ °øÁ¤À» °áÇÔ¾øÀÌ Åë°ú(ÀçÀÛ¾÷ ¾øÀÌ)ÇÒ ¼ö ÀÖ´Â È®·üÀ» ÀǹÌÇÑ´Ù.
¿¹¸¦ µé¸é, Process A¿¡¼ 100°³°¡ ÅõÀÔµÇ¾î ¾çÇ° 90°³°¡ ³ª¿À°í
Process B¿¡¼ 90°³°¡ ÅõÀÔµÇ¾î ¾çÇ° 80°³°¡ ³ª¿À°í, Process C¿¡¼ 80°³°¡ ÅõÀÔµÇ¾î ¾çÇ° 75°³°¡ ³ª¿À°í
Process D¿¡¼ 75°³°¡ ÅõÀÔµÇ¾î ¾çÇ° 70°³°¡ ³ª¿Â´Ù°í ÇÏÀÚ.
±×·±µ¥ ÀçÀÛ¾÷°ú Æó±âóºÐÇÏ´Â °ÍÀ» °í·ÁÇÑ ¼öÀ²À» °è»êÇϱâ À§ÇØ ÀçÀÛ¾÷ÇÏ¿©
¾çÇ°ÈÇÑ ³»¿ëÀ» È®ÀÎÇØ º¸´Ï ´ÙÀ½°ú °°´Ù.
Process A¿¡¼ ¹ß»ýÇÑ 10°³ÀÇ ºÒ·®Ç°À» ÀçÀÛ¾÷À» ÅëÇÏ¿© 5°³¸¦ ¾çÇ°À¸·Î ¼ö¸®ÇÏ¿´°í,
Process B¿¡¼ ¹ß»ýÇÑ 10°³ÀÇ ºÒ·®Ç°À» ÀçÀÛ¾÷À» ÅëÇÏ¿© 7°³¸¦ ¾çÇ°À¸·Î ¼ö¸®ÇÏ¿´°í,
Process C¿¡¼ ¹ß»ýÇÑ 5°³ÀÇ ºÒ·®Ç°À» ÀçÀÛ¾÷À» ÅëÇÏ¿© 3°³¸¦ ¾çÇ°À¸·Î ¼ö¸®ÇÏ¿´°í,
Process D¿¡¼ ¹ß»ýÇÑ 5°³ÀÇ ºÒ·®Ç°À» ÀçÀÛ¾÷À» ÅëÇÏ¿© 1°³¸¦ ¾çÇ°À¸·Î ¼ö¸®ÇÏ¿´´Ù.
ÀçÀÛ¾÷°ú ºÒ·®¹ß»ýÀ» °í·ÁÇÑ °¢ °øÁ¤ÀÇ ½ÇÁ¦ ¼öÀ²(True Yield)À» °è»êÇØ º¸¸é
Process AÀÇ ¼öÀ²(FTY) = [100-(10+5)]/100 = 85/100 = 0.85
Process BÀÇ ¼öÀ²(FTY) = [90-(10+7)]/90 = 0.81
Process CÀÇ ¼öÀ²(FTY) = [80-(5+3)]/80 = 0.9
Process DÀÇ ¼öÀ²(FTY) = [75-(5+1)]/75 = 0.92
ÀÌÁ¦ ÀçÀÛ¾÷°ú ºÒ·®¹ß»ýÀ» °í·ÁÇÑ Àüü °øÁ¤ÀÇ Rolled Throughput Yield (ÃÑÇÕ´©Àû¼öÀ², RTY)¸¦ °è»êÇØ º¸¸é
RTY = 0.85 * 0.81 * 0.9 * 0.92 = 0.57(57%)°¡ µÈ´Ù.
RTY´Â ½ÇÁúÀûÀ¸·Î ¾ó¸¶³ª ºÒ·®ÀÌ ¹ß»ýÇÏ°í ÇÕ°ÝÇ°ÀÌ ¹ß»ýÇÏ¿´´ÂÁö¸¦ °í·ÁÇÑ °øÁ¤´É·ÂÀÇ ÃøÁ¤¹æ¹ýÀÌ´Ù.
À§ÀÇ °æ¿ì´Â °¢ °øÁ¤¿Ü¿¡¼ Ãß°¡·Î ¹ß»ýÇÑ ¼ö¸®ÀÛ¾÷ÀÌ ¾ø´Â °æ¿ìÀÇ °è»ê »ç·ÊÀÌ´Ù.