Dairy TipsUpdated 12 June 20269 min read

Doodh mein FAT aur SNF kya hota hai? (Poori Guide)

दूध के व्यापार में FAT और SNF क्या होता है? (Complete Hindi Guide)

SJSawan JaiswalFounder of DudhHisaab
Doodh mein FAT aur SNF kya hota hai? (Poori Guide)

Baat seedhi: FAT aur SNF kyun matter karta hai?

Agar aap doodh bechte hain, to yeh scene zaroor hua hoga — koi bolta hai "bhai, aaj FAT kam aa gaya, rate cut ho gaya." Ya "is baar SNF achha tha, thoda bonus bhi mila." Yeh do words — FAT aur SNF — hi decide karte hain ki aapko doodh ka kitna paisa milega.

Pehle baat simple thi — litre gino, paisa lo. Ab Amul, Mother Dairy, Saras, Gokul — sab FAT aur SNF dono dekhkar rate dete hain. Matlab agar aap yeh nahi samajhte, to shayad aapko roz ₹2-5 per litre kam mil raha hai. Poore mahine ka hisaab lagao — hazaaron ka chakkar hai.

Is guide mein bilkul seedha samjhenge:

  • FAT kya hota hai?
  • SNF kya hota hai?
  • Maapte kaise hain?
  • Rate kaise nikalta hai?
  • Gaay aur bhains ke doodh mein kya farak hai?
  • Example ke saath poora hisaab
  • FAT/SNF kaise accha rakhen

Chalte hain.

DudhHisaab supplier FAT screen

FAT kya hai? (What is Milk FAT?)

FAT matlab vasa (butterfat) — doodh ka woh hissa jisse makkhan, ghee aur khoya banta hai. Yeh doodh ka sabse kimti hissa hai. Doodh thodi der rakh do — upar jo peeli parat jam jaati hai, wahi FAT hai.

FAT ko percentage mein maapte hain. "4% FAT" ka matlab — 100 litre doodh mein karib 4 litre vasa (wazn ke hisaab se).

FAT ki normal matra

Alag jaanwar, alag FAT:

PashuNormal FAT %Achha FAT %
Gaay (Cow)3.5% - 4.5%4.0% se upar
Bhains (Buffalo)6.0% - 8.0%6.8% se upar
Bakri (Goat)4.0% - 5.0%4.5% se upar

Seedha hisaab — bhains ka doodh gaay se dedh-duguna zyaada FAT wala hota hai. Isliye mithai ki dukanen aur halwai bhains ka doodh maangta hai.

SNF kya hai? (What is SNF?)

SNF ka full form hai Solids-Not-Fat — yaani vasa ko hatao, jo bacha woh sab. Doodh mein paani aur FAT ke alawa — protein, lactose (doodh ki cheeni), calcium, phosphorus, vitamins — yeh sab milkar SNF hai.

Simple formula:

Doodh = Paani + FAT + SNF

SNF bhi percentage mein maapte hain. Aur yeh utna hi zaroori hai — paneer, dahi, khoya sab mein FAT ke saath SNF bhi utna hi kaam aata hai.

SNF ki normal matra

PashuNormal SNF %Achha SNF %
Gaay8.0% - 8.7%8.5% se upar
Bhains8.8% - 9.5%9.0% se upar

Maapte kaise hain?

Kai tarike hain — saste se lekar modern machine tak:

1. Lactometer — sabse sasta jugaad

Chhota sheeshe ka yantra, density maapata hai. Keemat sirf ₹150-300. Paani ki milawat turant pakad lete ho. Lekin akele lactometer se exact FAT nahi milta — sirf SNF ka rough idea.

2. Gerber Method — purana trusted tarika

10 ml doodh + 10 ml sulphuric acid + 1 ml amyl alcohol butyrometer mein daalte hain, phir centrifuge ghuma dete hain. Aaj bhi BIS ka reference method hai. Har sample mein ₹3-5 lagta hai, 15-20 minute ka kaam.

3. Lactoscan jaisi electronic milk analyser — ek minute mein sab kuch

Sample daalte hi 60 seconds mein FAT %, SNF %, density, added water %, protein % — sab screen par. Machine ₹60,000 se ₹2,00,000 tak milti hai. 200+ customers hain to 6-12 mahine mein khud vasool ho jaati hai.

Rate kaise nikalta hai?

Zyaadatar co-operative dairies two-axis pricing karti hain — FAT par alag rate, SNF par alag rate. Kai dairies flat rate chart deti hain jisme seedha likha hota hai "6.0% FAT, 9.0% SNF = ₹52/litre". Chart dekhte hi pata chal jaata hai.

Amul-jaisi flat rate chart (April 2026 ke aas-paas)

FAT %SNF %Rate per litre
6.09.0₹52
6.59.0₹56
7.09.0₹60
7.09.2₹62
7.59.2₹65

FAT ya SNF base se kam ho to cut rate lagta hai. Zyaada ho to bonus rate milta hai.

Example — bhains ka doodh

Maan lo ek bhai ne subah 20 litre bhains ka doodh Amul collection centre par diya. Lactoscan report aayi:

  • FAT: 7.0%
  • SNF: 9.2%

Chart se rate ₹62/litre.

Kul aay = 20 × 62 = ₹1,240.

Ab sochiye — agar FAT 0.5% kam hota (yaani 6.5%), to rate ₹56 ho jaata. 20 litre = ₹1,120 — yaani ₹120 ka farak. Poore mahine mein yeh ₹3,600 ka nuqsaan hai, sirf 0.5% FAT girne se.

Gaay aur Bhains ka doodh — kya farak hai?

BaatGaay ka doodhBhains ka doodh
FAT3.5-4.5%6.0-8.0%
SNF8.0-8.7%8.8-9.5%
Total Solidslagbhag 12.5%lagbhag 16%
Rate per litre (retail)₹55-65₹80-95
Mithai/khoya ke liyetheeksabse achha
Pachane meinhalkabhaari
Bachcho ke liyepasandidakam prefer

Dhyan rakhein: bhains ka doodh ₹20-30 per litre tak zyaada dila sakta hai, lekin uski feeding cost bhi zyaada aati hai. Gaay ka margin thoda kam hai, par steady rehta hai.

FAT/SNF kaise accha rakhen?

Rate FAT-SNF se tay hota hai — to seedha sawal yeh hai ki inhe kaise upar rakhein. Jawaab jaanwar ke roz ke routine mein hai:

  • Achha chaara dein: hara chaara, khali, daana — jitna behtar feed, utna achha FAT. Summer mein hara chaara kam ho to silage ya hydroponic fodder try karein.
  • Milking se pehle than dhoyein: saaf-safai se bacterial count kam rehta hai, jisse SNF nahi girta.
  • Paani kabhi mat milayen: yeh sirf gadbadi nahi — lactometer turant pakad leta hai. SNF girta hai aur CLR (corrected lactometer reading) bata deta hai kitna paani mila.
  • Milking ka gap sahi rakhein: subah-shaam 10-12 ghante ka gap chahiye. Kam ya zyaada gap dono se FAT gir sakta hai.
  • Tanaav se bachaayein: garmi, shor, naya mahol — jaanwar tanaav mein aaye to doodh aur FAT dono girte hain. Chhaon, pankha aur saaf baada chahiye.
  • Haath se jaanch karayen: mastitis (thanaila) ya koi aur bimari SNF ko 0.5-1% tak gira sakti hai. Pashu doctor se mahine mein ek baar zaroor dikhaayen.

Ab kya karein: hisaab digital karein

Samajhna kaafi nahi — track karna bhi utna hi zaroori hai. Har customer ya supplier ka FAT, SNF, litre aur rate alag hota hai. Purani khata-bahi mein likhna aur har mahine calculate karna — yeh sab chhod do.

DudhHisaab app mein aap har supplier ka FAT-SNF record kar sakte hain, flat rate chart daal sakte hain, aur app khud sahi rate aur kul bakaaya nikaal deta hai. Na calculation galat, na bhool-chook.

DudhHisaab muft mein shuru karein — FAT/SNF pricing, customer ledger, WhatsApp bill — sab ek jagah.

Last baat

FAT aur SNF — yeh do words doodh ke pure business ki neenv hain. Jo doodhwala bhai inhe samajhta hai, woh apne doodh ki sahi keemat leta hai. Jo nahi samajhta, woh har mahine hazaaron rupaye gawaa deta hai.

Yaad rakhein:

  • FAT = makkhan/ghee wala hissa, 3.5-8% tak hota hai
  • SNF = protein + lactose + minerals, 8-9.5% tak hota hai
  • Dono milkar rate tay karte hain
  • Lactoscan machine sabse sateek tarika hai
  • Achha chaara aur saaf-safai se FAT-SNF badhaaya ja sakta hai

Apne har customer aur supplier ka FAT-SNF track karna shuru karein — yahi aage badhne ka pehla qadam hai.

Yeh article share karein

Aksar Pooche Jaane Wale Sawaal

What is the difference between FAT and SNF in milk?

FAT is the butterfat or cream portion of milk used to make butter, ghee and khoya — the most valuable part. SNF (Solids-Not-Fat) is everything solid except fat: protein, lactose (milk sugar), calcium, phosphorus and vitamins. The simple formula is milk = water + FAT + SNF. Both are measured as a percentage and both together decide your rate.

What is a good FAT and SNF percentage for cow and buffalo milk?

For cow milk, normal FAT is 3.5-4.5% (good is above 4.0%) and SNF is 8.0-8.7% (good is above 8.5%). For buffalo milk, normal FAT is 6.0-8.0% (good is above 6.8%) and SNF is 8.8-9.5% (good is above 9.0%). Buffalo milk is roughly one-and-a-half to twice as rich in FAT as cow milk, which is why sweet shops prefer it.

How is FAT and SNF measured in milk?

There are three common ways. A lactometer (₹150-300) measures density and only estimates SNF, catching water adulteration. The Gerber method mixes 10ml milk with sulphuric acid and amyl alcohol in a butyrometer and is the BIS reference method, costing ₹3-5 per sample. A Lactoscan electronic analyser (₹60,000-2,00,000) shows FAT, SNF, density, added water and protein in 60 seconds.

How much money do I lose if FAT drops by 0.5%?

Take 20 litres of buffalo milk at 7.0% FAT and 9.2% SNF, which fetches ₹62 per litre on an Amul-style chart, giving ₹1,240. If FAT drops 0.5% to 6.5%, the rate falls to ₹56 per litre, so income drops to ₹1,120 — that is ₹120 less per day. Over a 30-day month, this single 0.5% FAT drop costs you ₹3,600.

Can DudhHisaab track FAT and SNF for each supplier?

Yes. In the DudhHisaab app you can record each supplier's FAT, SNF, litres and rate, feed in a flat rate chart, and the app automatically calculates the correct rate and total dues. This removes calculation mistakes and the effort of writing everything in an old ledger and computing the hisaab manually every month.

Manage your dairy business with DudhHisaab

Track customers and suppliers, record daily entries, auto-calculate FAT-based rates and monthly bills, and send payment reminders — all free in the app.